diff --git a/apps/android/app/src/main/java/chat/simplex/app/model/ChatModel.kt b/apps/android/app/src/main/java/chat/simplex/app/model/ChatModel.kt
index 37741f3464..8407896bda 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/model/ChatModel.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/model/ChatModel.kt
@@ -733,12 +733,18 @@ class GroupMember (
     GroupMemberStatus.MemCreator -> true
   }
 
-  fun canBeRemoved(membership: GroupMember): Boolean {
-    val userRole = membership.memberRole
+  fun canBeRemoved(groupInfo: GroupInfo): Boolean {
+    val userRole = groupInfo.membership.memberRole
     return memberStatus != GroupMemberStatus.MemRemoved && memberStatus != GroupMemberStatus.MemLeft
-        && userRole >= GroupMemberRole.Admin && userRole >= memberRole && membership.memberCurrent
+        && userRole >= GroupMemberRole.Admin && userRole >= memberRole && groupInfo.membership.memberCurrent
   }
 
+  fun canChangeRoleTo(groupInfo: GroupInfo): List<GroupMemberRole>? =
+    if (!canBeRemoved(groupInfo)) null
+    else groupInfo.membership.memberRole.let { userRole ->
+      GroupMemberRole.values().filter { it <= userRole }
+    }
+
   val memberIncognito = memberProfile.profileId != memberContactProfileId
 
   companion object {
@@ -1025,6 +1031,8 @@ data class ChatItem (
           is RcvGroupEvent.GroupDeleted -> false
           is RcvGroupEvent.MemberAdded -> false
           is RcvGroupEvent.MemberLeft -> false
+          is RcvGroupEvent.MemberRole -> true
+          is RcvGroupEvent.UserRole -> false
           is RcvGroupEvent.MemberDeleted -> false
         }
       is CIContent.SndGroupEventContent -> true
@@ -1527,6 +1535,8 @@ sealed class RcvGroupEvent() {
   @Serializable @SerialName("memberAdded") class MemberAdded(val groupMemberId: Long, val profile: Profile): RcvGroupEvent()
   @Serializable @SerialName("memberConnected") class MemberConnected(): RcvGroupEvent()
   @Serializable @SerialName("memberLeft") class MemberLeft(): RcvGroupEvent()
+  @Serializable @SerialName("memberRole") class MemberRole(val groupMemberId: Long, val profile: Profile, val role: GroupMemberRole): RcvGroupEvent()
+  @Serializable @SerialName("userRole") class UserRole(val role: GroupMemberRole): RcvGroupEvent()
   @Serializable @SerialName("memberDeleted") class MemberDeleted(val groupMemberId: Long, val profile: Profile): RcvGroupEvent()
   @Serializable @SerialName("userDeleted") class UserDeleted(): RcvGroupEvent()
   @Serializable @SerialName("groupDeleted") class GroupDeleted(): RcvGroupEvent()
@@ -1536,6 +1546,8 @@ sealed class RcvGroupEvent() {
     is MemberAdded -> String.format(generalGetString(R.string.rcv_group_event_member_added), profile.profileViewName)
     is MemberConnected -> generalGetString(R.string.rcv_group_event_member_connected)
     is MemberLeft -> generalGetString(R.string.rcv_group_event_member_left)
+    is MemberRole -> String.format(generalGetString(R.string.member_role), profile.profileViewName, role.text)
+    is UserRole -> String.format(generalGetString(R.string.your_member_role), role.text)
     is MemberDeleted -> String.format(generalGetString(R.string.rcv_group_event_member_deleted), profile.profileViewName)
     is UserDeleted -> generalGetString(R.string.rcv_group_event_user_deleted)
     is GroupDeleted -> generalGetString(R.string.rcv_group_event_group_deleted)
@@ -1545,11 +1557,15 @@ sealed class RcvGroupEvent() {
 
 @Serializable
 sealed class SndGroupEvent() {
+  @Serializable @SerialName("memberRole") class MemberRole(val groupMemberId: Long, val profile: Profile, val role: GroupMemberRole): SndGroupEvent()
+  @Serializable @SerialName("userRole") class UserRole(val role: GroupMemberRole): SndGroupEvent()
   @Serializable @SerialName("memberDeleted") class MemberDeleted(val groupMemberId: Long, val profile: Profile): SndGroupEvent()
   @Serializable @SerialName("userLeft") class UserLeft(): SndGroupEvent()
   @Serializable @SerialName("groupUpdated") class GroupUpdated(val groupProfile: GroupProfile): SndGroupEvent()
 
   val text: String get() = when (this) {
+    is MemberRole -> String.format(generalGetString(R.string.member_role), profile.profileViewName, role.text)
+    is UserRole -> String.format(generalGetString(R.string.your_member_role), role.text)
     is MemberDeleted -> String.format(generalGetString(R.string.snd_group_event_member_deleted), profile.profileViewName)
     is UserLeft -> generalGetString(R.string.snd_group_event_user_left)
     is GroupUpdated -> generalGetString(R.string.snd_group_event_group_profile_updated)
diff --git a/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt b/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
index e18b49644a..0131a4e5a3 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/model/SimpleXAPI.kt
@@ -785,12 +785,27 @@ open class ChatController(var ctrl: ChatCtrl?, val ntfManager: NtfManager, val a
     }
   }
 
-  suspend fun apiRemoveMember(groupId: Long, memberId: Long): GroupMember? {
-    val r = sendCmd(CC.ApiRemoveMember(groupId, memberId))
-    if (r is CR.UserDeletedMember) return r.member
-    Log.e(TAG, "apiRemoveMember bad response: ${r.responseType} ${r.details}")
-    return null
-  }
+  suspend fun apiRemoveMember(groupId: Long, memberId: Long): GroupMember? =
+    when (val r = sendCmd(CC.ApiRemoveMember(groupId, memberId))) {
+      is CR.UserDeletedMember -> r.member
+      else -> {
+        if (!(networkErrorAlert(r))) {
+          apiErrorAlert("apiRemoveMember", generalGetString(R.string.error_removing_member), r)
+        }
+        null
+      }
+    }
+
+  suspend fun apiMemberRole(groupId: Long, memberId: Long, memberRole: GroupMemberRole): GroupMember =
+    when (val r = sendCmd(CC.ApiMemberRole(groupId, memberId, memberRole))) {
+      is CR.MemberRoleUser -> r.member
+      else -> {
+        if (!(networkErrorAlert(r))) {
+          apiErrorAlert("apiMemberRole", generalGetString(R.string.error_changing_role), r)
+        }
+        throw Exception("failed to change member role: ${r.responseType} ${r.details}")
+      }
+    }
 
   suspend fun apiLeaveGroup(groupId: Long): GroupInfo? {
     val r = sendCmd(CC.ApiLeaveGroup(groupId))
@@ -1342,7 +1357,7 @@ sealed class CC {
   class NewGroup(val groupProfile: GroupProfile): CC()
   class ApiAddMember(val groupId: Long, val contactId: Long, val memberRole: GroupMemberRole): CC()
   class ApiJoinGroup(val groupId: Long): CC()
-  // class ApiMemberRole(val groupId: Long, val memberId: Long, val memberRole: GroupMemberRole): CC()
+  class ApiMemberRole(val groupId: Long, val memberId: Long, val memberRole: GroupMemberRole): CC()
   class ApiRemoveMember(val groupId: Long, val memberId: Long): CC()
   class ApiLeaveGroup(val groupId: Long): CC()
   class ApiListMembers(val groupId: Long): CC()
@@ -1400,6 +1415,7 @@ sealed class CC {
     is NewGroup -> "/_group ${json.encodeToString(groupProfile)}"
     is ApiAddMember -> "/_add #$groupId $contactId ${memberRole.memberRole}"
     is ApiJoinGroup -> "/_join #$groupId"
+    is ApiMemberRole -> "/_member role #$groupId $memberId ${memberRole.memberRole}"
     is ApiRemoveMember -> "/_remove #$groupId $memberId"
     is ApiLeaveGroup -> "/_leave #$groupId"
     is ApiListMembers -> "/_members #$groupId"
@@ -1458,6 +1474,7 @@ sealed class CC {
     is NewGroup -> "newGroup"
     is ApiAddMember -> "apiAddMember"
     is ApiJoinGroup -> "apiJoinGroup"
+    is ApiMemberRole -> "apiMemberRole"
     is ApiRemoveMember -> "apiRemoveMember"
     is ApiLeaveGroup -> "apiLeaveGroup"
     is ApiListMembers -> "apiListMembers"
@@ -1710,6 +1727,8 @@ sealed class CR {
   @Serializable @SerialName("receivedGroupInvitation") class ReceivedGroupInvitation(val groupInfo: GroupInfo, val contact: Contact, val memberRole: GroupMemberRole): CR()
   @Serializable @SerialName("groupDeletedUser") class GroupDeletedUser(val groupInfo: GroupInfo): CR()
   @Serializable @SerialName("joinedGroupMemberConnecting") class JoinedGroupMemberConnecting(val groupInfo: GroupInfo, val hostMember: GroupMember, val member: GroupMember): CR()
+  @Serializable @SerialName("memberRole") class MemberRole(val groupInfo: GroupInfo, val byMember: GroupMember, val member: GroupMember, val fromRole: GroupMemberRole, val toRole: GroupMemberRole): CR()
+  @Serializable @SerialName("memberRoleUser") class MemberRoleUser(val groupInfo: GroupInfo, val member: GroupMember, val fromRole: GroupMemberRole, val toRole: GroupMemberRole): CR()
   @Serializable @SerialName("deletedMemberUser") class DeletedMemberUser(val groupInfo: GroupInfo, val member: GroupMember): CR()
   @Serializable @SerialName("deletedMember") class DeletedMember(val groupInfo: GroupInfo, val byMember: GroupMember, val deletedMember: GroupMember): CR()
   @Serializable @SerialName("leftMember") class LeftMember(val groupInfo: GroupInfo, val member: GroupMember): CR()
@@ -1799,6 +1818,8 @@ sealed class CR {
     is ReceivedGroupInvitation -> "receivedGroupInvitation"
     is GroupDeletedUser -> "groupDeletedUser"
     is JoinedGroupMemberConnecting -> "joinedGroupMemberConnecting"
+    is MemberRole -> "memberRole"
+    is MemberRoleUser -> "memberRoleUser"
     is DeletedMemberUser -> "deletedMemberUser"
     is DeletedMember -> "deletedMember"
     is LeftMember -> "leftMember"
@@ -1887,6 +1908,8 @@ sealed class CR {
     is ReceivedGroupInvitation -> "groupInfo: $groupInfo\ncontact: $contact\nmemberRole: $memberRole"
     is GroupDeletedUser -> json.encodeToString(groupInfo)
     is JoinedGroupMemberConnecting -> "groupInfo: $groupInfo\nhostMember: $hostMember\nmember: $member"
+    is MemberRole -> "groupInfo: $groupInfo\nbyMember: $byMember\nmember: $member\nfromRole: $fromRole\ntoRole: $toRole"
+    is MemberRoleUser -> "groupInfo: $groupInfo\nmember: $member\nfromRole: $fromRole\ntoRole: $toRole"
     is DeletedMemberUser -> "groupInfo: $groupInfo\nmember: $member"
     is DeletedMember -> "groupInfo: $groupInfo\nbyMember: $byMember\ndeletedMember: $deletedMember"
     is LeftMember -> "groupInfo: $groupInfo\nmember: $member"
diff --git a/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/AddGroupMembersView.kt b/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/AddGroupMembersView.kt
index 205ad79492..b86389bffd 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/AddGroupMembersView.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/AddGroupMembersView.kt
@@ -138,7 +138,7 @@ fun AddGroupMembersLayout(
 }
 
 @Composable
-fun RoleSelectionRow(groupInfo: GroupInfo, selectedRole: MutableState<GroupMemberRole>) {
+private fun RoleSelectionRow(groupInfo: GroupInfo, selectedRole: MutableState<GroupMemberRole>) {
   Row(
     Modifier.fillMaxWidth(),
     verticalAlignment = Alignment.CenterVertically,
diff --git a/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/GroupMemberInfoView.kt b/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/GroupMemberInfoView.kt
index 2034bbecc4..255608eae1 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/GroupMemberInfoView.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/views/chat/group/GroupMemberInfoView.kt
@@ -2,6 +2,7 @@ package chat.simplex.app.views.chat.group
 
 import InfoRow
 import SectionDivider
+import SectionItemView
 import SectionSpacer
 import SectionView
 import androidx.activity.compose.BackHandler
@@ -10,7 +11,7 @@ import androidx.compose.foundation.layout.*
 import androidx.compose.material.*
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.*
-import androidx.compose.runtime.Composable
+import androidx.compose.runtime.*
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
@@ -40,10 +41,12 @@ fun GroupMemberInfoView(
   val chat = chatModel.chats.firstOrNull { it.id == chatModel.chatId.value }
   val developerTools = chatModel.controller.appPrefs.developerTools.get()
   if (chat != null) {
+    val newRole = remember { mutableStateOf(member.memberRole) }
     GroupMemberInfoLayout(
       groupInfo,
       member,
       connStats,
+      newRole,
       developerTools,
       openDirectChat = {
         withApi {
@@ -61,7 +64,24 @@ fun GroupMemberInfoView(
           closeAll()
         }
       },
-      removeMember = { removeMemberDialog(groupInfo, member, chatModel, close) }
+      removeMember = { removeMemberDialog(groupInfo, member, chatModel, close) },
+      onRoleSelected = {
+        if (it == newRole.value) return@GroupMemberInfoLayout
+        val prevValue = newRole.value
+        newRole.value = it
+        updateMemberRoleDialog(it, member, onDismiss = {
+          newRole.value = prevValue
+        }) {
+          withApi {
+            kotlin.runCatching {
+              val mem = chatModel.controller.apiMemberRole(groupInfo.groupId, member.groupMemberId, it)
+              chatModel.upsertGroupMember(groupInfo, mem)
+            }.onFailure {
+              newRole.value = prevValue
+            }
+          }
+        }
+      }
     )
   }
 }
@@ -88,9 +108,11 @@ fun GroupMemberInfoLayout(
   groupInfo: GroupInfo,
   member: GroupMember,
   connStats: ConnectionStats?,
+  newRole: MutableState<GroupMemberRole>,
   developerTools: Boolean,
   openDirectChat: () -> Unit,
   removeMember: () -> Unit,
+  onRoleSelected: (GroupMemberRole) -> Unit,
 ) {
   Column(
     Modifier
@@ -113,6 +135,15 @@ fun GroupMemberInfoLayout(
 
     SectionView(title = stringResource(R.string.member_info_section_title_member)) {
       InfoRow(stringResource(R.string.info_row_group), groupInfo.displayName)
+      SectionDivider()
+      val roles = remember { member.canChangeRoleTo(groupInfo) }
+      if (roles != null) {
+        SectionItemView {
+          RoleSelectionRow(roles, newRole, onRoleSelected)
+        }
+      } else {
+        InfoRow(stringResource(R.string.role_in_group), member.memberRole.text)
+      }
       val conn = member.activeConn
       if (conn != null) {
         SectionDivider()
@@ -143,7 +174,7 @@ fun GroupMemberInfoLayout(
       }
     }
 
-    if (member.canBeRemoved(groupInfo.membership)) {
+    if (member.canBeRemoved(groupInfo)) {
       SectionView {
         RemoveMemberButton(removeMember)
       }
@@ -207,6 +238,48 @@ fun OpenChatButton(onClick: () -> Unit) {
   )
 }
 
+@Composable
+private fun RoleSelectionRow(
+  roles: List<GroupMemberRole>,
+  selectedRole: MutableState<GroupMemberRole>,
+  onSelected: (GroupMemberRole) -> Unit
+) {
+  Row(
+    Modifier.fillMaxWidth(),
+    verticalAlignment = Alignment.CenterVertically,
+    horizontalArrangement = Arrangement.SpaceBetween
+  ) {
+    val values = remember { roles.map { it to it.text } }
+    ExposedDropDownSettingRow(
+      generalGetString(R.string.change_role),
+      values,
+      selectedRole,
+      icon = null,
+      enabled = remember { mutableStateOf(true) },
+      onSelected = onSelected
+    )
+  }
+}
+
+private fun updateMemberRoleDialog(
+  newRole: GroupMemberRole,
+  member: GroupMember,
+  onDismiss: () -> Unit,
+  onConfirm: () -> Unit
+) {
+  AlertManager.shared.showAlertDialog(
+    title = generalGetString(R.string.change_member_role_question),
+    text = if (member.memberCurrent)
+      String.format(generalGetString(R.string.member_role_will_be_changed_with_notification), newRole.text)
+    else
+      String.format(generalGetString(R.string.member_role_will_be_changed_with_invitation), newRole.text),
+    confirmText = generalGetString(R.string.change_verb),
+    onDismiss = onDismiss,
+    onConfirm = onConfirm,
+    onDismissRequest = onDismiss
+  )
+}
+
 @Preview
 @Composable
 fun PreviewGroupMemberInfoLayout() {
@@ -215,9 +288,11 @@ fun PreviewGroupMemberInfoLayout() {
       groupInfo = GroupInfo.sampleData,
       member = GroupMember.sampleData,
       connStats = null,
+      newRole = remember { mutableStateOf(GroupMemberRole.Member) },
       developerTools = false,
       openDirectChat = {},
-      removeMember = {}
+      removeMember = {},
+      onRoleSelected = {}
     )
   }
 }
diff --git a/apps/android/app/src/main/java/chat/simplex/app/views/helpers/AlertManager.kt b/apps/android/app/src/main/java/chat/simplex/app/views/helpers/AlertManager.kt
index 9ec7d974f1..171cbe5552 100644
--- a/apps/android/app/src/main/java/chat/simplex/app/views/helpers/AlertManager.kt
+++ b/apps/android/app/src/main/java/chat/simplex/app/views/helpers/AlertManager.kt
@@ -92,6 +92,13 @@ class AlertManager {
     }
   }
 
+  fun showAlertMsg(
+    title: Int,
+    text: Int? = null,
+    confirmText: Int = R.string.ok,
+    onConfirm: (() -> Unit)? = null
+  ) = showAlertMsg(generalGetString(title), if (text != null) generalGetString(text) else null, generalGetString(confirmText), onConfirm)
+
   @Composable
   fun showInView() {
     if (presentAlert.value) alertView.value?.invoke()
diff --git a/apps/android/app/src/main/res/values-de/strings.xml b/apps/android/app/src/main/res/values-de/strings.xml
index d0894bfe7b..9f051d3a6b 100644
--- a/apps/android/app/src/main/res/values-de/strings.xml
+++ b/apps/android/app/src/main/res/values-de/strings.xml
@@ -770,6 +770,16 @@
   <string name="member_will_be_removed_from_group_cannot_be_undone">Das Mitglied wird aus der Gruppe entfernt - dies kann nicht rückgängig gemacht werden!</string>
   <string name="remove_member_confirmation">Entfernen</string>
   <string name="member_info_section_title_member">MITGLIED</string>
+  <string name="role_in_group">Role</string>
+  <string name="change_role">Change role</string>
+  <string name="change_verb">Change</string>
+  <string name="change_member_role_question">Change group role?</string>
+  <string name="member_role_will_be_changed_with_notification">The role will be changed to \"%s\". Everyone in the group will be notified.</string>
+  <string name="member_role_will_be_changed_with_invitation">The role will be changed to \"%s\". The member will receive a new invitation.</string>
+  <string name="error_removing_member">Error removing member</string>
+  <string name="error_changing_role">Error changing role</string>
+  <string name="member_role">member %s role: %s</string>
+  <string name="your_member_role">your role: %s</string>
   <string name="info_row_group">Gruppe</string>
   <string name="info_row_connection">Verbindung</string>
   <string name="conn_level_desc_direct">direkt</string>
diff --git a/apps/android/app/src/main/res/values-ru/strings.xml b/apps/android/app/src/main/res/values-ru/strings.xml
index ce3a257a97..7d0c921bd0 100644
--- a/apps/android/app/src/main/res/values-ru/strings.xml
+++ b/apps/android/app/src/main/res/values-ru/strings.xml
@@ -770,6 +770,16 @@
     <string name="member_will_be_removed_from_group_cannot_be_undone">Член группы будет удален - это действие нельзя отменить!</string>
     <string name="remove_member_confirmation">Удалить</string>
     <string name="member_info_section_title_member">ЧЛЕН ГРУППЫ</string>
+    <string name="role_in_group">Роль</string>
+    <string name="change_role">Поменять роль</string>
+    <string name="change_verb">Поменять</string>
+    <string name="change_member_role_question">Поменять роль в группе?</string>
+    <string name="member_role_will_be_changed_with_notification">Роль будет изменена на \"%s\". Все в группе получат сообщение.</string>
+    <string name="member_role_will_be_changed_with_invitation">Роль будет изменена на \"%s\". Будет отправлено новое приглашение.</string>
+    <string name="error_removing_member">Ошибка при удалении члена группы</string>
+    <string name="error_changing_role">Ошибка при изменении роли</string>
+    <string name="member_role">роль %s: %s</string>
+    <string name="your_member_role">ваша роль: %s</string>
     <string name="info_row_group">Группа</string>
     <string name="info_row_connection">Соединение</string>
     <string name="conn_level_desc_direct">прямое</string>
diff --git a/apps/android/app/src/main/res/values/strings.xml b/apps/android/app/src/main/res/values/strings.xml
index 706e86e0e6..0b4f023906 100644
--- a/apps/android/app/src/main/res/values/strings.xml
+++ b/apps/android/app/src/main/res/values/strings.xml
@@ -770,6 +770,16 @@
   <string name="member_will_be_removed_from_group_cannot_be_undone">Member will be removed from group - this cannot be undone!</string>
   <string name="remove_member_confirmation">Remove</string>
   <string name="member_info_section_title_member">MEMBER</string>
+  <string name="role_in_group">Role</string>
+  <string name="change_role">Change role</string>
+  <string name="change_verb">Change</string>
+  <string name="change_member_role_question">Change group role?</string>
+  <string name="member_role_will_be_changed_with_notification">The role will be changed to \"%s\". Everyone in the group will be notified.</string>
+  <string name="member_role_will_be_changed_with_invitation">The role will be changed to \"%s\". The member will receive a new invitation.</string>
+  <string name="error_removing_member">Error removing member</string>
+  <string name="error_changing_role">Error changing role</string>
+  <string name="member_role">member %s role: %s</string>
+  <string name="your_member_role">your role: %s</string>
   <string name="info_row_group">Group</string>
   <string name="info_row_connection">Connection</string>
   <string name="conn_level_desc_direct">direct</string>