diff --git a/apps/ios/SimpleXChat/ChatTypes.swift b/apps/ios/SimpleXChat/ChatTypes.swift
index 96281a5013..cd58b20002 100644
--- a/apps/ios/SimpleXChat/ChatTypes.swift
+++ b/apps/ios/SimpleXChat/ChatTypes.swift
@@ -172,7 +172,6 @@ public func fromLocalProfile (_ profile: LocalProfile) -> Profile {
 }
 
 public struct UserProfileUpdateSummary: Decodable {
-    public var notChanged: Int
     public var updateSuccesses: Int
     public var updateFailures: Int
     public var changedContacts: [Contact]
diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/ChatModel.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/ChatModel.kt
index b8d421b07b..ff7cfed0fd 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/ChatModel.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/ChatModel.kt
@@ -1151,7 +1151,6 @@ data class LocalProfile(
 
 @Serializable
 data class UserProfileUpdateSummary(
-  val notChanged: Int,
   val updateSuccesses: Int,
   val updateFailures: Int,
   val changedContacts: List<Contact>
diff --git a/cabal.project b/cabal.project
index dbd050bcf1..b3ecbe6b51 100644
--- a/cabal.project
+++ b/cabal.project
@@ -12,7 +12,7 @@ constraints: zip +disable-bzip2 +disable-zstd
 source-repository-package
     type: git
     location: https://github.com/simplex-chat/simplexmq.git
-    tag: d0588bd0ac23a459cbfc9a4789633014e91ffa19
+    tag: 6d4834f306963e2d3f2f62af212fe855ea9c7595
 
 source-repository-package
     type: git
diff --git a/scripts/nix/sha256map.nix b/scripts/nix/sha256map.nix
index b22cef750e..233918be45 100644
--- a/scripts/nix/sha256map.nix
+++ b/scripts/nix/sha256map.nix
@@ -1,5 +1,5 @@
 {
-  "https://github.com/simplex-chat/simplexmq.git"."d0588bd0ac23a459cbfc9a4789633014e91ffa19" = "0b17qy74capb0jyli8f3pg1xi4aawhcgpmaz2ykl9g3605png1na";
+  "https://github.com/simplex-chat/simplexmq.git"."6d4834f306963e2d3f2f62af212fe855ea9c7595" = "1603nlzkncrl8kg9xb8yi4kjbk8d8gmyw7wzvlni7lgbf0hjrffz";
   "https://github.com/simplex-chat/hs-socks.git"."a30cc7a79a08d8108316094f8f2f82a0c5e1ac51" = "0yasvnr7g91k76mjkamvzab2kvlb1g5pspjyjn2fr6v83swjhj38";
   "https://github.com/simplex-chat/direct-sqlcipher.git"."f814ee68b16a9447fbb467ccc8f29bdd3546bfd9" = "1ql13f4kfwkbaq7nygkxgw84213i0zm7c1a8hwvramayxl38dq5d";
   "https://github.com/simplex-chat/sqlcipher-simple.git"."a46bd361a19376c5211f1058908fc0ae6bf42446" = "1z0r78d8f0812kxbgsm735qf6xx8lvaz27k1a0b4a2m0sshpd5gl";
diff --git a/src/Simplex/Chat.hs b/src/Simplex/Chat.hs
index b9605123d3..a9634a03cd 100644
--- a/src/Simplex/Chat.hs
+++ b/src/Simplex/Chat.hs
@@ -24,7 +24,7 @@ import Control.Monad.Reader
 import qualified Data.Aeson as J
 import Data.Attoparsec.ByteString.Char8 (Parser)
 import qualified Data.Attoparsec.ByteString.Char8 as A
-import Data.Bifunctor (bimap, first)
+import Data.Bifunctor (bimap, first, second)
 import Data.ByteArray (ScrubbedBytes)
 import qualified Data.ByteArray as BA
 import qualified Data.ByteString.Base64 as B64
@@ -37,6 +37,7 @@ import Data.Constraint (Dict (..))
 import Data.Either (fromRight, lefts, partitionEithers, rights)
 import Data.Fixed (div')
 import Data.Functor (($>))
+import Data.Functor.Identity
 import Data.Int (Int64)
 import Data.List (find, foldl', isSuffixOf, partition, sortOn)
 import Data.List.NonEmpty (NonEmpty (..), nonEmpty, toList, (<|))
@@ -88,6 +89,7 @@ import Simplex.Messaging.Agent.Client (AgentStatsKey (..), SubInfo (..), agentCl
 import Simplex.Messaging.Agent.Env.SQLite (AgentConfig (..), InitialAgentServers (..), createAgentStore, defaultAgentConfig)
 import Simplex.Messaging.Agent.Lock
 import Simplex.Messaging.Agent.Protocol
+import qualified Simplex.Messaging.Agent.Protocol as AP (AgentErrorType (..))
 import Simplex.Messaging.Agent.Store.SQLite (MigrationConfirmation (..), MigrationError, SQLiteStore (dbNew), execSQL, upMigration, withConnection)
 import Simplex.Messaging.Agent.Store.SQLite.DB (SlowQueryStats (..))
 import qualified Simplex.Messaging.Agent.Store.SQLite.DB as DB
@@ -455,8 +457,9 @@ processChatCommand' vr = \case
       withStore' getUsers >>= \case
         [] -> pure 1
         users -> do
-          when (any (\User {localDisplayName = n} -> n == displayName) users) $
-            throwChatError (CEUserExists displayName)
+          forM_ users $ \User {localDisplayName = n, activeUser, viewPwdHash} ->
+            when (n == displayName) . throwChatError $
+              if activeUser || isNothing viewPwdHash then CEUserExists displayName else CEInvalidDisplayName {displayName, validName = ""}
           withAgent (\a -> createUser a smp xftp)
     ts <- liftIO $ getCurrentTime >>= if pastTimestamp then coupleDaysAgo else pure
     user <- withStore $ \db -> createUserRecordAt db (AgentUserId auId) p True ts
@@ -2207,31 +2210,41 @@ processChatCommand' vr = \case
       | otherwise = do
           when (n /= n') $ checkValidName n'
           -- read contacts before user update to correctly merge preferences
-          -- [incognito] filter out contacts with whom user has incognito connections
-          contacts <-
-            filter (\ct -> contactReady ct && contactActive ct && not (contactConnIncognito ct))
-              <$> withStore' (`getUserContacts` user)
+          contacts <- withStore' (`getUserContacts` user)
           user' <- updateUser
           asks currentUser >>= atomically . (`writeTVar` Just user')
           withChatLock "updateProfile" . procCmd $ do
-            ChatConfig {logLevel} <- asks config
-            summary <- foldM (processAndCount user' logLevel) (UserProfileUpdateSummary 0 0 0 []) contacts
+            let changedCts = foldr (addChangedProfileContact user') [] contacts
+                idsEvts = map ctSndMsg changedCts
+            msgReqs_ <- zipWith ctMsgReq changedCts <$> createSndMessages idsEvts
+            (errs, cts) <- partitionEithers . zipWith (second . const) changedCts <$> deliverMessagesB msgReqs_
+            unless (null errs) $ toView $ CRChatErrors (Just user) errs
+            let changedCts' = filter (\ChangedProfileContact {ct, ct'} -> directOrUsed ct' && mergedPreferences ct' /= mergedPreferences ct) cts
+            createContactsSndFeatureItems user' changedCts'
+            let summary =
+                  UserProfileUpdateSummary
+                    { updateSuccesses = length cts,
+                      updateFailures = length errs,
+                      changedContacts = map (\ChangedProfileContact {ct'} -> ct') changedCts'
+                    }
             pure $ CRUserProfileUpdated user' (fromLocalProfile p) p' summary
       where
-        processAndCount user' ll s@UserProfileUpdateSummary {notChanged, updateSuccesses, updateFailures, changedContacts = cts} ct = do
-          let mergedProfile = userProfileToSend user Nothing $ Just ct
-              ct' = updateMergedPreferences user' ct
-              mergedProfile' = userProfileToSend user' Nothing $ Just ct'
-          if mergedProfile' == mergedProfile
-            then pure s {notChanged = notChanged + 1}
-            else
-              let cts' = if mergedPreferences ct == mergedPreferences ct' then cts else ct' : cts
-               in (notifyContact mergedProfile' ct' $> s {updateSuccesses = updateSuccesses + 1, changedContacts = cts'})
-                    `catchChatError` \e -> when (ll <= CLLInfo) (toView $ CRChatError (Just user) e) $> s {updateFailures = updateFailures + 1, changedContacts = cts'}
+        -- [incognito] filter out contacts with whom user has incognito connections
+        addChangedProfileContact :: User -> Contact -> [ChangedProfileContact] -> [ChangedProfileContact]
+        addChangedProfileContact user' ct changedCts = case contactSendConn_ ct' of
+          Left _ -> changedCts
+          Right conn
+            | connIncognito conn || mergedProfile' == mergedProfile -> changedCts
+            | otherwise -> ChangedProfileContact ct ct' mergedProfile' conn : changedCts
           where
-            notifyContact mergedProfile' ct' = do
-              void $ sendDirectContactMessage ct' (XInfo mergedProfile')
-              when (directOrUsed ct') $ createSndFeatureItems user' ct ct'
+            mergedProfile = userProfileToSend user Nothing $ Just ct
+            ct' = updateMergedPreferences user' ct
+            mergedProfile' = userProfileToSend user' Nothing $ Just ct'
+        ctSndMsg :: ChangedProfileContact -> (ConnOrGroupId, ChatMsgEvent 'Json)
+        ctSndMsg ChangedProfileContact {mergedProfile', conn = Connection {connId}} = (ConnectionId connId, XInfo mergedProfile')
+        ctMsgReq :: ChangedProfileContact -> Either ChatError SndMessage -> Either ChatError MsgReq
+        ctMsgReq ChangedProfileContact {conn} = fmap $ \SndMessage {msgId, msgBody} ->
+          (conn, MsgFlags {notification = hasNotification XInfo_}, msgBody, msgId)
     updateContactPrefs :: User -> Contact -> Preferences -> m ChatResponse
     updateContactPrefs _ ct@Contact {activeConn = Nothing} _ = throwChatError $ CEContactNotActive ct
     updateContactPrefs user@User {userId} ct@Contact {activeConn = Just Connection {customUserProfileId}, userPreferences = contactUserPrefs} contactUserPrefs'
@@ -2471,6 +2484,13 @@ processChatCommand' vr = \case
         cReqHashes = bimap hash hash cReqSchemas
         hash = ConnReqUriHash . C.sha256Hash . strEncode
 
+data ChangedProfileContact = ChangedProfileContact
+  { ct :: Contact,
+    ct' :: Contact,
+    mergedProfile' :: Profile,
+    conn :: Connection
+  }
+
 prepareGroupMsg :: forall m. ChatMonad m => User -> GroupInfo -> MsgContent -> Maybe ChatItemId -> Maybe FileInvitation -> Maybe CITimed -> Bool -> m (MsgContainer, Maybe (CIQuote 'CTGroup))
 prepareGroupMsg user GroupInfo {groupId, membership} mc quotedItemId_ fInv_ timed_ live = case quotedItemId_ of
   Nothing -> pure (MCSimple (ExtMsgContent mc fInv_ (ttl' <$> timed_) (justTrue live)), Nothing)
@@ -3430,6 +3450,7 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
                   sendXGrpMemInv hostConnId (Just directConnReq) xGrpMemIntroCont
               CRContactUri _ -> throwChatError $ CECommandError "unexpected ConnectionRequestUri type"
         MSG msgMeta _msgFlags msgBody -> do
+          checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
           cmdId <- createAckCmd conn
           withAckMessage agentConnId cmdId msgMeta $ do
             (conn', msg@RcvMessage {chatMsgEvent = ACME _ event}) <- saveDirectRcvMSG conn msgMeta cmdId msgBody
@@ -3438,14 +3459,14 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
             updateChatLock "directMessage" event
             case event of
               XMsgNew mc -> newContentMessage ct' mc msg msgMeta
-              XMsgFileDescr sharedMsgId fileDescr -> messageFileDescription ct' sharedMsgId fileDescr msgMeta
+              XMsgFileDescr sharedMsgId fileDescr -> messageFileDescription ct' sharedMsgId fileDescr
               XMsgUpdate sharedMsgId mContent ttl live -> messageUpdate ct' sharedMsgId mContent msg msgMeta ttl live
               XMsgDel sharedMsgId _ -> messageDelete ct' sharedMsgId msg msgMeta
               XMsgReact sharedMsgId _ reaction add -> directMsgReaction ct' sharedMsgId reaction add msg msgMeta
               -- TODO discontinue XFile
               XFile fInv -> processFileInvitation' ct' fInv msg msgMeta
-              XFileCancel sharedMsgId -> xFileCancel ct' sharedMsgId msgMeta
-              XFileAcptInv sharedMsgId fileConnReq_ fName -> xFileAcptInv ct' sharedMsgId fileConnReq_ fName msgMeta
+              XFileCancel sharedMsgId -> xFileCancel ct' sharedMsgId
+              XFileAcptInv sharedMsgId fileConnReq_ fName -> xFileAcptInv ct' sharedMsgId fileConnReq_ fName
               XInfo p -> xInfo ct' p
               XDirectDel -> xDirectDel ct' msg msgMeta
               XGrpInv gInv -> processGroupInvitation ct' gInv msg msgMeta
@@ -3453,10 +3474,10 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
               XInfoProbeCheck probeHash -> xInfoProbeCheck (COMContact ct') probeHash
               XInfoProbeOk probe -> xInfoProbeOk (COMContact ct') probe
               XCallInv callId invitation -> xCallInv ct' callId invitation msg msgMeta
-              XCallOffer callId offer -> xCallOffer ct' callId offer msg msgMeta
-              XCallAnswer callId answer -> xCallAnswer ct' callId answer msg msgMeta
-              XCallExtra callId extraInfo -> xCallExtra ct' callId extraInfo msg msgMeta
-              XCallEnd callId -> xCallEnd ct' callId msg msgMeta
+              XCallOffer callId offer -> xCallOffer ct' callId offer msg
+              XCallAnswer callId answer -> xCallAnswer ct' callId answer msg
+              XCallExtra callId extraInfo -> xCallExtra ct' callId extraInfo msg
+              XCallEnd callId -> xCallEnd ct' callId msg
               BFileChunk sharedMsgId chunk -> bFileChunk ct' sharedMsgId chunk msgMeta
               _ -> messageError $ "unsupported message: " <> T.pack (show event)
             let Contact {chatSettings = ChatSettings {sendRcpts}} = ct'
@@ -3814,7 +3835,7 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
                       void $ sendDirectMessage imConn (XGrpMemCon memberId) (GroupId groupId)
                 _ -> messageWarning "sendXGrpMemCon: member category GCPreMember or GCPostMember is expected"
       MSG msgMeta _msgFlags msgBody -> do
-        checkIntegrityCreateItem (CDGroupRcv gInfo m) msgMeta `catchChatError` \_ -> pure ()
+        checkIntegrityCreateItem (CDGroupRcv gInfo m) msgMeta
         cmdId <- createAckCmd conn
         let aChatMsgs = parseChatMessages msgBody
         withAckMessage agentConnId cmdId msgMeta $ do
@@ -4305,7 +4326,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
     newContentMessage :: Contact -> MsgContainer -> RcvMessage -> MsgMeta -> m ()
     newContentMessage ct@Contact {contactUsed} mc msg@RcvMessage {sharedMsgId_} msgMeta = do
       unless contactUsed $ withStore' $ \db -> updateContactUsed db user ct
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
       let ExtMsgContent content fInv_ _ _ = mcExtMsgContent mc
       -- Uncomment to test stuck delivery on errors - see test testDirectMessageDelete
       -- case content of
@@ -4335,9 +4355,8 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
       ChatConfig {autoAcceptFileSize = sz} <- asks config
       when (sz > fileSize) $ receiveFile' user ft Nothing Nothing >>= toView
 
-    messageFileDescription :: Contact -> SharedMsgId -> FileDescr -> MsgMeta -> m ()
-    messageFileDescription ct@Contact {contactId} sharedMsgId fileDescr msgMeta = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
+    messageFileDescription :: Contact -> SharedMsgId -> FileDescr -> m ()
+    messageFileDescription Contact {contactId} sharedMsgId fileDescr = do
       fileId <- withStore $ \db -> getFileIdBySharedMsgId db userId contactId sharedMsgId
       processFDMessage fileId fileDescr
 
@@ -4380,7 +4399,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
 
     messageUpdate :: Contact -> SharedMsgId -> MsgContent -> RcvMessage -> MsgMeta -> Maybe Int -> Maybe Bool -> m ()
     messageUpdate ct@Contact {contactId} sharedMsgId mc msg@RcvMessage {msgId} msgMeta ttl live_ = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
       updateRcvChatItem `catchCINotFound` \_ -> do
         -- This patches initial sharedMsgId into chat item when locally deleted chat item
         -- received an update from the sender, so that it can be referenced later (e.g. by broadcast delete).
@@ -4413,10 +4431,10 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
             _ -> messageError "x.msg.update: contact attempted invalid message update"
 
     messageDelete :: Contact -> SharedMsgId -> RcvMessage -> MsgMeta -> m ()
-    messageDelete ct@Contact {contactId} sharedMsgId RcvMessage {msgId} msgMeta@MsgMeta {broker = (_, brokerTs)} = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
+    messageDelete ct@Contact {contactId} sharedMsgId RcvMessage {msgId} msgMeta = do
       deleteRcvChatItem `catchCINotFound` (toView . CRChatItemDeletedNotFound user ct)
       where
+        brokerTs = metaBrokerTs msgMeta
         deleteRcvChatItem = do
           CChatItem msgDir ci <- withStore $ \db -> getDirectChatItemBySharedMsgId db user contactId sharedMsgId
           case msgDir of
@@ -4584,7 +4602,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
     -- TODO remove once XFile is discontinued
     processFileInvitation' :: Contact -> FileInvitation -> RcvMessage -> MsgMeta -> m ()
     processFileInvitation' ct fInv@FileInvitation {fileName, fileSize} msg@RcvMessage {sharedMsgId_} msgMeta = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
       ChatConfig {fileChunkSize} <- asks config
       inline <- receiveInlineMode fInv Nothing fileChunkSize
       RcvFileTransfer {fileId, xftpRcvFile} <- withStore $ \db -> createRcvFileTransfer db userId ct fInv inline fileChunkSize
@@ -4621,9 +4638,8 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
           inline' receiveInstant = if mode == IFMOffer || (receiveInstant && maybe False isVoice mc_) then fileInline else Nothing
       _ -> pure Nothing
 
-    xFileCancel :: Contact -> SharedMsgId -> MsgMeta -> m ()
-    xFileCancel ct@Contact {contactId} sharedMsgId msgMeta = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
+    xFileCancel :: Contact -> SharedMsgId -> m ()
+    xFileCancel Contact {contactId} sharedMsgId = do
       fileId <- withStore $ \db -> getFileIdBySharedMsgId db userId contactId sharedMsgId
       ft <- withStore (\db -> getRcvFileTransfer db user fileId)
       unless (rcvFileCompleteOrCancelled ft) $ do
@@ -4631,9 +4647,8 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
         ci <- withStore $ \db -> getChatItemByFileId db vr user fileId
         toView $ CRRcvFileSndCancelled user ci ft
 
-    xFileAcptInv :: Contact -> SharedMsgId -> Maybe ConnReqInvitation -> String -> MsgMeta -> m ()
-    xFileAcptInv ct sharedMsgId fileConnReq_ fName msgMeta = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
+    xFileAcptInv :: Contact -> SharedMsgId -> Maybe ConnReqInvitation -> String -> m ()
+    xFileAcptInv ct sharedMsgId fileConnReq_ fName = do
       fileId <- withStore $ \db -> getDirectFileIdBySharedMsgId db user ct sharedMsgId
       (AChatItem _ _ _ ci) <- withStore $ \db -> getChatItemByFileId db vr user fileId
       assertSMPAcceptNotProhibited ci
@@ -4767,7 +4782,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
       let Contact {localDisplayName = c, activeConn} = ct
           GroupInvitation {fromMember = (MemberIdRole fromMemId fromRole), invitedMember = (MemberIdRole memId memRole), connRequest, groupLinkId} = inv
       forM_ activeConn $ \Connection {connId, peerChatVRange, customUserProfileId, groupLinkId = groupLinkId'} -> do
-        checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
         when (fromRole < GRAdmin || fromRole < memRole) $ throwChatError (CEGroupContactRole c)
         when (fromMemId == memId) $ throwChatError CEGroupDuplicateMemberId
         -- [incognito] if direct connection with host is incognito, create membership using the same incognito profile
@@ -4799,7 +4813,9 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
     checkIntegrityCreateItem :: forall c. ChatTypeI c => ChatDirection c 'MDRcv -> MsgMeta -> m ()
     checkIntegrityCreateItem cd MsgMeta {integrity, broker = (_, brokerTs)} = case integrity of
       MsgOk -> pure ()
-      MsgError e -> createInternalChatItem user cd (CIRcvIntegrityError e) (Just brokerTs)
+      MsgError e ->
+        createInternalChatItem user cd (CIRcvIntegrityError e) (Just brokerTs)
+          `catchChatError` \_ -> pure ()
 
     xInfo :: Contact -> Profile -> m ()
     xInfo c p' = void $ processContactProfileUpdate c p' True
@@ -4808,7 +4824,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
     xDirectDel c msg msgMeta =
       if directOrUsed c
         then do
-          checkIntegrityCreateItem (CDDirectRcv c) msgMeta
           ct' <- withStore' $ \db -> updateContactStatus db user c CSDeleted
           contactConns <- withStore' $ \db -> getContactConnections db userId ct'
           deleteAgentConnectionsAsync user $ map aConnId contactConns
@@ -4968,7 +4983,6 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
     -- to party accepting call
     xCallInv :: Contact -> CallId -> CallInvitation -> RcvMessage -> MsgMeta -> m ()
     xCallInv ct@Contact {contactId} callId CallInvitation {callType, callDhPubKey} msg@RcvMessage {sharedMsgId_} msgMeta = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
       if featureAllowed SCFCalls forContact ct
         then do
           g <- asks random
@@ -4995,9 +5009,9 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
           toView $ CRNewChatItem user (AChatItem SCTDirect SMDRcv (DirectChat ct) ci)
 
     -- to party initiating call
-    xCallOffer :: Contact -> CallId -> CallOffer -> RcvMessage -> MsgMeta -> m ()
-    xCallOffer ct callId CallOffer {callType, rtcSession, callDhPubKey} msg msgMeta = do
-      msgCurrentCall ct callId "x.call.offer" msg msgMeta $
+    xCallOffer :: Contact -> CallId -> CallOffer -> RcvMessage -> m ()
+    xCallOffer ct callId CallOffer {callType, rtcSession, callDhPubKey} msg = do
+      msgCurrentCall ct callId "x.call.offer" msg $
         \call -> case callState call of
           CallInvitationSent {localCallType, localDhPrivKey} -> do
             let sharedKey = C.Key . C.dhBytes' <$> (C.dh' <$> callDhPubKey <*> localDhPrivKey)
@@ -5010,9 +5024,9 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
             pure (Just call, Nothing)
 
     -- to party accepting call
-    xCallAnswer :: Contact -> CallId -> CallAnswer -> RcvMessage -> MsgMeta -> m ()
-    xCallAnswer ct callId CallAnswer {rtcSession} msg msgMeta = do
-      msgCurrentCall ct callId "x.call.answer" msg msgMeta $
+    xCallAnswer :: Contact -> CallId -> CallAnswer -> RcvMessage -> m ()
+    xCallAnswer ct callId CallAnswer {rtcSession} msg = do
+      msgCurrentCall ct callId "x.call.answer" msg $
         \call -> case callState call of
           CallOfferSent {localCallType, peerCallType, localCallSession, sharedKey} -> do
             let callState' = CallNegotiated {localCallType, peerCallType, localCallSession, peerCallSession = rtcSession, sharedKey}
@@ -5023,9 +5037,9 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
             pure (Just call, Nothing)
 
     -- to any call party
-    xCallExtra :: Contact -> CallId -> CallExtraInfo -> RcvMessage -> MsgMeta -> m ()
-    xCallExtra ct callId CallExtraInfo {rtcExtraInfo} msg msgMeta = do
-      msgCurrentCall ct callId "x.call.extra" msg msgMeta $
+    xCallExtra :: Contact -> CallId -> CallExtraInfo -> RcvMessage -> m ()
+    xCallExtra ct callId CallExtraInfo {rtcExtraInfo} msg = do
+      msgCurrentCall ct callId "x.call.extra" msg $
         \call -> case callState call of
           CallOfferReceived {localCallType, peerCallType, peerCallSession, sharedKey} -> do
             -- TODO update the list of ice servers in peerCallSession
@@ -5042,15 +5056,14 @@ processAgentMessageConn vr user@User {userId} corrId agentConnId agentMessage =
             pure (Just call, Nothing)
 
     -- to any call party
-    xCallEnd :: Contact -> CallId -> RcvMessage -> MsgMeta -> m ()
-    xCallEnd ct callId msg msgMeta =
-      msgCurrentCall ct callId "x.call.end" msg msgMeta $ \Call {chatItemId} -> do
+    xCallEnd :: Contact -> CallId -> RcvMessage -> m ()
+    xCallEnd ct callId msg =
+      msgCurrentCall ct callId "x.call.end" msg $ \Call {chatItemId} -> do
         toView $ CRCallEnded user ct
         (Nothing,) <$> callStatusItemContent user ct chatItemId WCSDisconnected
 
-    msgCurrentCall :: Contact -> CallId -> Text -> RcvMessage -> MsgMeta -> (Call -> m (Maybe Call, Maybe ACIContent)) -> m ()
-    msgCurrentCall ct@Contact {contactId = ctId'} callId' eventName RcvMessage {msgId} msgMeta action = do
-      checkIntegrityCreateItem (CDDirectRcv ct) msgMeta
+    msgCurrentCall :: Contact -> CallId -> Text -> RcvMessage -> (Call -> m (Maybe Call, Maybe ACIContent)) -> m ()
+    msgCurrentCall ct@Contact {contactId = ctId'} callId' eventName RcvMessage {msgId} action = do
       calls <- asks currentCalls
       atomically (TM.lookup ctId' calls) >>= \case
         Nothing -> messageError $ eventName <> ": no current call"
@@ -5705,12 +5718,20 @@ deleteOrUpdateMemberRecord user@User {userId} member =
       Nothing -> deleteGroupMember db user member
 
 sendDirectContactMessage :: (MsgEncodingI e, ChatMonad m) => Contact -> ChatMsgEvent e -> m (SndMessage, Int64)
-sendDirectContactMessage ct@Contact {activeConn = Nothing} _ = throwChatError $ CEContactNotReady ct
-sendDirectContactMessage ct@Contact {activeConn = Just conn@Connection {connId, connStatus}, contactStatus} chatMsgEvent
-  | connStatus /= ConnReady && connStatus /= ConnSndReady = throwChatError $ CEContactNotReady ct
-  | contactStatus /= CSActive = throwChatError $ CEContactNotActive ct
-  | connDisabled conn = throwChatError $ CEContactDisabled ct
-  | otherwise = sendDirectMessage conn chatMsgEvent (ConnectionId connId)
+sendDirectContactMessage ct chatMsgEvent = do
+  conn@Connection {connId} <- liftEither $ contactSendConn_ ct
+  sendDirectMessage conn chatMsgEvent (ConnectionId connId)
+
+contactSendConn_ :: Contact -> Either ChatError Connection
+contactSendConn_ ct@Contact {activeConn} = case activeConn of
+  Nothing -> err $ CEContactNotReady ct
+  Just conn
+    | not (connReady conn) -> err $ CEContactNotReady ct
+    | not (contactActive ct) -> err $ CEContactNotActive ct
+    | connDisabled conn -> err $ CEContactDisabled ct
+    | otherwise -> Right conn
+  where
+    err = Left . ChatError
 
 sendDirectMessage :: (MsgEncodingI e, ChatMonad m) => Connection -> ChatMsgEvent e -> ConnOrGroupId -> m (SndMessage, Int64)
 sendDirectMessage conn chatMsgEvent connOrGroupId = do
@@ -5719,18 +5740,25 @@ sendDirectMessage conn chatMsgEvent connOrGroupId = do
   (msg,) <$> deliverMessage conn (toCMEventTag chatMsgEvent) msgBody msgId
 
 createSndMessage :: (MsgEncodingI e, ChatMonad m) => ChatMsgEvent e -> ConnOrGroupId -> m SndMessage
-createSndMessage chatMsgEvent connOrGroupId = do
+createSndMessage chatMsgEvent connOrGroupId =
+  liftEither . runIdentity =<< createSndMessages (Identity (connOrGroupId, chatMsgEvent))
+
+createSndMessages :: forall e m t. (MsgEncodingI e, ChatMonad' m, Traversable t) => t (ConnOrGroupId, ChatMsgEvent e) -> m (t (Either ChatError SndMessage))
+createSndMessages idsEvents = do
   gVar <- asks random
   vr <- chatVersionRange
-  withStore $ \db -> createNewSndMessage db gVar connOrGroupId chatMsgEvent (encodeMessage vr)
+  withStoreBatch $ \db -> fmap (uncurry (createMsg db gVar vr)) idsEvents
   where
-    encodeMessage chatVRange sharedMsgId =
-      encodeChatMessage ChatMessage {chatVRange, msgId = Just sharedMsgId, chatMsgEvent}
+    createMsg db gVar chatVRange connOrGroupId evnt = runExceptT $ do
+      withExceptT ChatErrorStore $ createNewSndMessage db gVar connOrGroupId evnt (encodeMessage chatVRange evnt)
+    encodeMessage chatVRange evnt sharedMsgId =
+      encodeChatMessage ChatMessage {chatVRange, msgId = Just sharedMsgId, chatMsgEvent = evnt}
 
 sendGroupMemberMessages :: forall e m. (MsgEncodingI e, ChatMonad m) => User -> Connection -> NonEmpty (ChatMsgEvent e) -> GroupId -> m ()
 sendGroupMemberMessages user conn@Connection {connId} events groupId = do
   when (connDisabled conn) $ throwChatError (CEConnectionDisabled conn)
-  (errs, msgs) <- partitionEithers <$> createSndMessages
+  let idsEvts = L.map (GroupId groupId,) events
+  (errs, msgs) <- partitionEithers . L.toList <$> createSndMessages idsEvts
   unless (null errs) $ toView $ CRChatErrors (Just user) errs
   unless (null msgs) $ do
     let (errs', msgBatches) = partitionEithers $ batchMessages maxChatMsgSize msgs
@@ -5745,16 +5773,6 @@ sendGroupMemberMessages user conn@Connection {connId} events groupId = do
       agentMsgId <- withAgent $ \a -> sendMessage a (aConnId conn) MsgFlags {notification = True} batchBody
       let sndMsgDelivery = SndMsgDelivery {connId, agentMsgId}
       void . withStoreBatch' $ \db -> map (\SndMessage {msgId} -> createSndMsgDelivery db sndMsgDelivery msgId) sndMsgs
-    createSndMessages :: m [Either ChatError SndMessage]
-    createSndMessages = do
-      gVar <- asks random
-      vr <- chatVersionRange
-      withStoreBatch $ \db -> map (createMsg db gVar vr) (toList events)
-    createMsg db gVar chatVRange evnt = do
-      r <- runExceptT $ createNewSndMessage db gVar (GroupId groupId) evnt (encodeMessage chatVRange evnt)
-      pure $ first ChatErrorStore r
-    encodeMessage chatVRange evnt sharedMsgId =
-      encodeChatMessage ChatMessage {chatVRange, msgId = Just sharedMsgId, chatMsgEvent = evnt}
 
 directMessage :: (MsgEncodingI e, ChatMonad m) => ChatMsgEvent e -> m ByteString
 directMessage chatMsgEvent = do
@@ -5775,14 +5793,23 @@ deliverMessage' conn msgFlags msgBody msgId =
     [r] -> liftEither r
     rs -> throwChatError $ CEInternalError $ "deliverMessage: expected 1 result, got " <> show (length rs)
 
-deliverMessages :: ChatMonad' m => [(Connection, MsgFlags, LazyMsgBody, MessageId)] -> m [Either ChatError Int64]
-deliverMessages msgReqs = do
-  sent <- zipWith prepareBatch msgReqs <$> withAgent' (`sendMessages` aReqs)
+type MsgReq = (Connection, MsgFlags, LazyMsgBody, MessageId)
+
+deliverMessages :: ChatMonad' m => [MsgReq] -> m [Either ChatError Int64]
+deliverMessages = deliverMessagesB . map Right
+
+deliverMessagesB :: ChatMonad' m => [Either ChatError MsgReq] -> m [Either ChatError Int64]
+deliverMessagesB msgReqs = do
+  sent <- zipWith prepareBatch msgReqs <$> withAgent' (`sendMessagesB` map toAgent msgReqs)
   withStoreBatch $ \db -> map (bindRight $ createDelivery db) sent
   where
-    aReqs = map (\(conn, msgFlags, msgBody, _msgId) -> (aConnId conn, msgFlags, LB.toStrict msgBody)) msgReqs
-    prepareBatch req = bimap (`ChatErrorAgent` Nothing) (req,)
-    createDelivery :: DB.Connection -> ((Connection, MsgFlags, LazyMsgBody, MessageId), AgentMsgId) -> IO (Either ChatError Int64)
+    toAgent = \case
+      Right (conn, msgFlags, msgBody, _msgId) -> Right (aConnId conn, msgFlags, LB.toStrict msgBody)
+      Left _ce -> Left (AP.INTERNAL "ChatError, skip") -- as long as it is Left, the agent batchers should just step over it
+    prepareBatch (Right req) (Right ar) = Right (req, ar)
+    prepareBatch (Left ce) _ = Left ce -- restore original ChatError
+    prepareBatch _ (Left ae) = Left $ ChatErrorAgent ae Nothing
+    createDelivery :: DB.Connection -> (MsgReq, AgentMsgId) -> IO (Either ChatError Int64)
     createDelivery db ((Connection {connId}, _, _, msgId), agentMsgId) =
       Right <$> createSndMsgDelivery db (SndMsgDelivery {connId, agentMsgId}) msgId
 
@@ -5928,7 +5955,7 @@ saveSndChatItem' user cd msg@SndMessage {sharedMsgId} content ciFile quotedItem
     ciId <- createNewSndChatItem db user cd msg content quotedItem itemTimed live createdAt
     forM_ ciFile $ \CIFile {fileId} -> updateFileTransferChatItemId db fileId ciId createdAt
     pure ciId
-  liftIO $ mkChatItem cd ciId content ciFile quotedItem (Just sharedMsgId) itemTimed live createdAt Nothing createdAt
+  pure $ mkChatItem cd ciId content ciFile quotedItem (Just sharedMsgId) itemTimed live createdAt Nothing createdAt
 
 saveRcvChatItem :: (ChatMonad m, ChatTypeQuotable c) => User -> ChatDirection c 'MDRcv -> RcvMessage -> UTCTime -> CIContent 'MDRcv -> m (ChatItem c 'MDRcv)
 saveRcvChatItem user cd msg@RcvMessage {sharedMsgId_} brokerTs content =
@@ -5942,14 +5969,14 @@ saveRcvChatItem' user cd msg@RcvMessage {forwardedByMember} sharedMsgId_ brokerT
     (ciId, quotedItem) <- createNewRcvChatItem db user cd msg sharedMsgId_ content itemTimed live brokerTs createdAt
     forM_ ciFile $ \CIFile {fileId} -> updateFileTransferChatItemId db fileId ciId createdAt
     pure (ciId, quotedItem)
-  liftIO $ mkChatItem cd ciId content ciFile quotedItem sharedMsgId_ itemTimed live brokerTs forwardedByMember createdAt
+  pure $ mkChatItem cd ciId content ciFile quotedItem sharedMsgId_ itemTimed live brokerTs forwardedByMember createdAt
 
-mkChatItem :: forall c d. MsgDirectionI d => ChatDirection c d -> ChatItemId -> CIContent d -> Maybe (CIFile d) -> Maybe (CIQuote c) -> Maybe SharedMsgId -> Maybe CITimed -> Bool -> ChatItemTs -> Maybe GroupMemberId -> UTCTime -> IO (ChatItem c d)
-mkChatItem cd ciId content file quotedItem sharedMsgId itemTimed live itemTs forwardedByMember currentTs = do
+mkChatItem :: forall c d. MsgDirectionI d => ChatDirection c d -> ChatItemId -> CIContent d -> Maybe (CIFile d) -> Maybe (CIQuote c) -> Maybe SharedMsgId -> Maybe CITimed -> Bool -> ChatItemTs -> Maybe GroupMemberId -> UTCTime -> ChatItem c d
+mkChatItem cd ciId content file quotedItem sharedMsgId itemTimed live itemTs forwardedByMember currentTs =
   let itemText = ciContentToText content
       itemStatus = ciCreateStatus content
       meta = mkCIMeta ciId content itemText itemStatus sharedMsgId Nothing False itemTimed (justTrue live) currentTs itemTs forwardedByMember currentTs currentTs
-  pure ChatItem {chatDir = toCIDirection cd, meta, content, formattedText = parseMaybeMarkdownList itemText, quotedItem, reactions = [], file}
+   in ChatItem {chatDir = toCIDirection cd, meta, content, formattedText = parseMaybeMarkdownList itemText, quotedItem, reactions = [], file}
 
 deleteDirectCI :: (ChatMonad m, MsgDirectionI d) => User -> Contact -> ChatItem 'CTDirect d -> Bool -> Bool -> m ChatResponse
 deleteDirectCI user ct ci@ChatItem {file} byUser timed = do
@@ -6070,6 +6097,15 @@ createSndFeatureItems user ct ct' =
       CUPContact {preference} -> preference
       CUPUser {preference} -> preference
 
+createContactsSndFeatureItems :: forall m. ChatMonad m => User -> [ChangedProfileContact] -> m ()
+createContactsSndFeatureItems user cts =
+  createContactsFeatureItems user cts' CDDirectSnd CISndChatFeature CISndChatPreference getPref
+  where
+    cts' = map (\ChangedProfileContact {ct, ct'} -> (ct, ct')) cts
+    getPref ContactUserPreference {userPreference} = case userPreference of
+      CUPContact {preference} -> preference
+      CUPUser {preference} -> preference
+
 type FeatureContent a d = ChatFeature -> a -> Maybe Int -> CIContent d
 
 createFeatureItems ::
@@ -6083,24 +6119,44 @@ createFeatureItems ::
   FeatureContent FeatureAllowed d ->
   (forall f. ContactUserPreference (FeaturePreference f) -> FeaturePreference f) ->
   m ()
-createFeatureItems user Contact {mergedPreferences = cups} ct'@Contact {mergedPreferences = cups'} chatDir ciFeature ciOffer getPref =
-  forM_ allChatFeatures $ \(ACF f) -> createItem f
+createFeatureItems user ct ct' = createContactsFeatureItems user [(ct, ct')]
+
+createContactsFeatureItems ::
+  forall d m.
+  (MsgDirectionI d, ChatMonad m) =>
+  User ->
+  [(Contact, Contact)] ->
+  (Contact -> ChatDirection 'CTDirect d) ->
+  FeatureContent PrefEnabled d ->
+  FeatureContent FeatureAllowed d ->
+  (forall f. ContactUserPreference (FeaturePreference f) -> FeaturePreference f) ->
+  m ()
+createContactsFeatureItems user cts chatDir ciFeature ciOffer getPref = do
+  let dirsCIContents = map contactChangedFeatures cts
+  (errs, acis) <- partitionEithers <$> createInternalItemsForChats user Nothing dirsCIContents
+  unless (null errs) $ toView $ CRChatErrors (Just user) errs
+  forM_ acis $ \aci -> toView $ CRNewChatItem user aci
   where
-    createItem :: forall f. FeatureI f => SChatFeature f -> m ()
-    createItem f
-      | state /= state' = create ciFeature state'
-      | prefState /= prefState' = create ciOffer prefState'
-      | otherwise = pure ()
+    contactChangedFeatures :: (Contact, Contact) -> (ChatDirection 'CTDirect d, [CIContent d])
+    contactChangedFeatures (Contact {mergedPreferences = cups}, ct'@Contact {mergedPreferences = cups'}) = do
+      let contents = mapMaybe (\(ACF f) -> featureCIContent_ f) allChatFeatures
+      (chatDir ct', contents)
       where
-        create :: FeatureContent a d -> (a, Maybe Int) -> m ()
-        create ci (s, param) = createInternalChatItem user (chatDir ct') (ci f' s param) Nothing
-        f' = chatFeature f
-        state = featureState cup
-        state' = featureState cup'
-        prefState = preferenceState $ getPref cup
-        prefState' = preferenceState $ getPref cup'
-        cup = getContactUserPreference f cups
-        cup' = getContactUserPreference f cups'
+        featureCIContent_ :: forall f. FeatureI f => SChatFeature f -> Maybe (CIContent d)
+        featureCIContent_ f
+          | state /= state' = Just $ fContent ciFeature state'
+          | prefState /= prefState' = Just $ fContent ciOffer prefState'
+          | otherwise = Nothing
+          where
+            fContent :: FeatureContent a d -> (a, Maybe Int) -> CIContent d
+            fContent ci (s, param) = ci f' s param
+            f' = chatFeature f
+            state = featureState cup
+            state' = featureState cup'
+            prefState = preferenceState $ getPref cup
+            prefState' = preferenceState $ getPref cup'
+            cup = getContactUserPreference f cups
+            cup' = getContactUserPreference f cups'
 
 createGroupFeatureChangedItems :: (MsgDirectionI d, ChatMonad m) => User -> ChatDirection 'CTGroup d -> (GroupFeature -> GroupPreference -> Maybe Int -> CIContent d) -> GroupInfo -> GroupInfo -> m ()
 createGroupFeatureChangedItems user cd ciContent GroupInfo {fullGroupPreferences = gps} GroupInfo {fullGroupPreferences = gps'} =
@@ -6114,15 +6170,35 @@ createGroupFeatureChangedItems user cd ciContent GroupInfo {fullGroupPreferences
 sameGroupProfileInfo :: GroupProfile -> GroupProfile -> Bool
 sameGroupProfileInfo p p' = p {groupPreferences = Nothing} == p' {groupPreferences = Nothing}
 
-createInternalChatItem :: forall c d m. (ChatTypeI c, MsgDirectionI d, ChatMonad m) => User -> ChatDirection c d -> CIContent d -> Maybe UTCTime -> m ()
-createInternalChatItem user cd content itemTs_ = do
+createInternalChatItem :: (ChatTypeI c, MsgDirectionI d, ChatMonad m) => User -> ChatDirection c d -> CIContent d -> Maybe UTCTime -> m ()
+createInternalChatItem user cd content itemTs_ =
+  createInternalItemsForChats user itemTs_ [(cd, [content])] >>= \case
+    [Right aci] -> toView $ CRNewChatItem user aci
+    [Left e] -> throwError e
+    rs -> throwChatError $ CEInternalError $ "createInternalChatItem: expected 1 result, got " <> show (length rs)
+
+createInternalItemsForChats ::
+  forall c d m.
+  (ChatTypeI c, MsgDirectionI d, ChatMonad' m) =>
+  User ->
+  Maybe UTCTime ->
+  [(ChatDirection c d, [CIContent d])] ->
+  m [Either ChatError AChatItem]
+createInternalItemsForChats user itemTs_ dirsCIContents = do
   createdAt <- liftIO getCurrentTime
   let itemTs = fromMaybe createdAt itemTs_
-  ciId <- withStore' $ \db -> do
-    when (ciRequiresAttention content) $ updateChatTs db user cd createdAt
-    createNewChatItemNoMsg db user cd content itemTs createdAt
-  ci <- liftIO $ mkChatItem cd ciId content Nothing Nothing Nothing Nothing False itemTs Nothing createdAt
-  toView $ CRNewChatItem user (AChatItem (chatTypeI @c) (msgDirection @d) (toChatInfo cd) ci)
+  void . withStoreBatch' $ \db -> map (uncurry $ updateChat db createdAt) dirsCIContents
+  withStoreBatch' $ \db -> concatMap (uncurry $ createACIs db itemTs createdAt) dirsCIContents
+  where
+    updateChat :: DB.Connection -> UTCTime -> ChatDirection c d -> [CIContent d] -> IO ()
+    updateChat db createdAt cd contents
+      | any ciRequiresAttention contents = updateChatTs db user cd createdAt
+      | otherwise = pure ()
+    createACIs :: DB.Connection -> UTCTime -> UTCTime -> ChatDirection c d -> [CIContent d] -> [IO AChatItem]
+    createACIs db itemTs createdAt cd = map $ \content -> do
+      ciId <- createNewChatItemNoMsg db user cd content itemTs createdAt
+      let ci = mkChatItem cd ciId content Nothing Nothing Nothing Nothing False itemTs Nothing createdAt
+      pure $ AChatItem (chatTypeI @c) (msgDirection @d) (toChatInfo cd) ci
 
 createLocalChatItem :: (MsgDirectionI d, ChatMonad m) => User -> ChatDirection 'CTLocal d -> CIContent d -> UTCTime -> m ChatItemId
 createLocalChatItem user cd content createdAt = do
diff --git a/src/Simplex/Chat/Controller.hs b/src/Simplex/Chat/Controller.hs
index 011c180ac9..83800c2d4e 100644
--- a/src/Simplex/Chat/Controller.hs
+++ b/src/Simplex/Chat/Controller.hs
@@ -897,8 +897,7 @@ data PendingSubStatus = PendingSubStatus
   deriving (Show)
 
 data UserProfileUpdateSummary = UserProfileUpdateSummary
-  { notChanged :: Int,
-    updateSuccesses :: Int,
+  { updateSuccesses :: Int,
     updateFailures :: Int,
     changedContacts :: [Contact]
   }
diff --git a/tests/ChatTests/Profiles.hs b/tests/ChatTests/Profiles.hs
index 6813a4cc72..afa9fb3cff 100644
--- a/tests/ChatTests/Profiles.hs
+++ b/tests/ChatTests/Profiles.hs
@@ -67,6 +67,7 @@ chatProfileTests = do
     xit'' "enable timed messages with contact" testEnableTimedMessagesContact
     it "enable timed messages in group" testEnableTimedMessagesGroup
     xit'' "timed messages enabled globally, contact turns on" testTimedMessagesEnabledGlobally
+    it "update multiple user preferences for multiple contacts" testUpdateMultipleUserPrefs
 
 testUpdateProfile :: HasCallStack => FilePath -> IO ()
 testUpdateProfile =
@@ -1864,3 +1865,30 @@ testTimedMessagesEnabledGlobally =
       bob <## "timed message deleted: hey"
       alice #$> ("/_get chat @2 count=100", chat, chatFeatures <> [(0, "Disappearing messages: enabled (1 sec)")])
       bob #$> ("/_get chat @2 count=100", chat, chatFeatures <> [(1, "Disappearing messages: enabled (1 sec)")])
+
+testUpdateMultipleUserPrefs :: HasCallStack => FilePath -> IO ()
+testUpdateMultipleUserPrefs = testChat3 aliceProfile bobProfile cathProfile $
+  \alice bob cath -> do
+    connectUsers alice bob
+    alice #> "@bob hi bob"
+    bob <# "alice> hi bob"
+
+    connectUsers alice cath
+    alice #> "@cath hi cath"
+    cath <# "alice> hi cath"
+
+    alice ##> "/_profile 1 {\"displayName\": \"alice\", \"fullName\": \"Alice\", \"preferences\": {\"fullDelete\": {\"allow\": \"always\"}, \"reactions\": {\"allow\": \"no\"}, \"receipts\": {\"allow\": \"yes\", \"activated\": true}}}"
+    alice <## "updated preferences:"
+    alice <## "Full deletion allowed: always"
+    alice <## "Message reactions allowed: no"
+
+    bob <## "alice updated preferences for you:"
+    bob <## "Full deletion: enabled for you (you allow: default (no), contact allows: always)"
+    bob <## "Message reactions: off (you allow: default (yes), contact allows: no)"
+
+    cath <## "alice updated preferences for you:"
+    cath <## "Full deletion: enabled for you (you allow: default (no), contact allows: always)"
+    cath <## "Message reactions: off (you allow: default (yes), contact allows: no)"
+
+    alice #$> ("/_get chat @2 count=100", chat, chatFeatures <> [(1, "hi bob"), (1, "Full deletion: enabled for contact"), (1, "Message reactions: off")])
+    alice #$> ("/_get chat @3 count=100", chat, chatFeatures <> [(1, "hi cath"), (1, "Full deletion: enabled for contact"), (1, "Message reactions: off")])