diff --git a/app/src/main/java/org/linphone/ui/main/meetings/fragment/MeetingsListFragment.kt b/app/src/main/java/org/linphone/ui/main/meetings/fragment/MeetingsListFragment.kt
index b82ed7341..fe600d7e0 100644
--- a/app/src/main/java/org/linphone/ui/main/meetings/fragment/MeetingsListFragment.kt
+++ b/app/src/main/java/org/linphone/ui/main/meetings/fragment/MeetingsListFragment.kt
@@ -36,9 +36,12 @@ import org.linphone.R
 import org.linphone.core.tools.Log
 import org.linphone.databinding.MeetingsListFragmentBinding
 import org.linphone.ui.main.fragment.AbstractMainFragment
+import org.linphone.ui.main.history.model.ConfirmationDialogModel
 import org.linphone.ui.main.meetings.adapter.MeetingsListAdapter
+import org.linphone.ui.main.meetings.model.MeetingModel
 import org.linphone.ui.main.meetings.viewmodel.MeetingsListViewModel
 import org.linphone.utils.AppUtils
+import org.linphone.utils.DialogUtils
 import org.linphone.utils.Event
 import org.linphone.utils.RecyclerViewHeaderDecoration
 
@@ -153,9 +156,13 @@ class MeetingsListFragment : AbstractMainFragment() {
                         adapter.resetSelection()
                     },
                     { // onDelete
-                        Log.i("$TAG Deleting meeting [${model.id}]")
-                        model.delete()
-                        listViewModel.applyFilter()
+                        if (model.isOrganizer()) {
+                            showCancelMeetingDialog(model)
+                        } else {
+                            Log.i("$TAG Deleting meeting [${model.id}]")
+                            model.delete()
+                            listViewModel.applyFilter()
+                        }
                     }
                 )
                 modalBottomSheet.show(parentFragmentManager, MeetingsMenuDialogFragment.TAG)
@@ -246,4 +253,38 @@ class MeetingsListFragment : AbstractMainFragment() {
             AppUtils.getDimension(R.dimen.meeting_list_decoration_height).toInt()
         )
     }
+
+    private fun showCancelMeetingDialog(meetingModel: MeetingModel) {
+        Log.i("$TAG Meeting is editable, asking whether to cancel it or not before deleting it")
+
+        val model = ConfirmationDialogModel()
+        val dialog = DialogUtils.getCancelMeetingDialog(requireContext(), model)
+
+        model.dismissEvent.observe(viewLifecycleOwner) {
+            it.consume {
+                dialog.dismiss()
+            }
+        }
+
+        model.cancelEvent.observe(viewLifecycleOwner) {
+            it.consume {
+                Log.i("$TAG Deleting meeting [${meetingModel.id}]")
+                meetingModel.delete()
+                listViewModel.applyFilter()
+                dialog.dismiss()
+            }
+        }
+
+        model.confirmEvent.observe(viewLifecycleOwner) {
+            it.consume {
+                Log.i("$TAG Cancelling meeting [${meetingModel.id}]")
+                listViewModel.cancelMeeting(meetingModel.conferenceInfo)
+                meetingModel.delete()
+                listViewModel.applyFilter()
+                dialog.dismiss()
+            }
+        }
+
+        dialog.show()
+    }
 }
diff --git a/app/src/main/java/org/linphone/ui/main/meetings/model/MeetingModel.kt b/app/src/main/java/org/linphone/ui/main/meetings/model/MeetingModel.kt
index c5486aacd..20f8b156a 100644
--- a/app/src/main/java/org/linphone/ui/main/meetings/model/MeetingModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/meetings/model/MeetingModel.kt
@@ -84,4 +84,12 @@ class MeetingModel @WorkerThread constructor(val conferenceInfo: ConferenceInfo)
             core.deleteConferenceInformation(conferenceInfo)
         }
     }
+
+    @WorkerThread
+    fun isOrganizer(): Boolean {
+        return coreContext.core.accountList.find { account ->
+            val address = account.params.identityAddress
+            address != null && conferenceInfo.organizer?.weakEqual(address) == true
+        } != null
+    }
 }
diff --git a/app/src/main/java/org/linphone/ui/main/meetings/viewmodel/MeetingsListViewModel.kt b/app/src/main/java/org/linphone/ui/main/meetings/viewmodel/MeetingsListViewModel.kt
index b7735a010..566ec0fae 100644
--- a/app/src/main/java/org/linphone/ui/main/meetings/viewmodel/MeetingsListViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/meetings/viewmodel/MeetingsListViewModel.kt
@@ -75,6 +75,15 @@ class MeetingsListViewModel @UiThread constructor() : AbstractMainViewModel() {
         }
     }
 
+    @UiThread
+    fun cancelMeeting(conferenceInfo: ConferenceInfo) {
+        coreContext.postOnCoreThread { core ->
+            Log.w("$TAG Cancelling conference info [${conferenceInfo.uri?.asStringUriOnly()}]")
+            val conferenceScheduler = core.createConferenceScheduler()
+            conferenceScheduler.cancelConference(conferenceInfo)
+        }
+    }
+
     @WorkerThread
     private fun computeMeetingsList(filter: String) {
         if (meetings.value.orEmpty().isEmpty()) {
@@ -133,8 +142,8 @@ class MeetingsListViewModel @UiThread constructor() : AbstractMainViewModel() {
                         System.currentTimeMillis(),
                         false
                     )
-                    val firstMeetingOfTheWeek = previousModelWeekLabel != todayWeekLabel
-                    list.add(MeetingListItemModel(null, firstMeetingOfTheWeek))
+                    val first = previousModelWeekLabel != todayWeekLabel
+                    list.add(MeetingListItemModel(null, first))
                     meetingForTodayFound = true
                     previousModelWeekLabel = todayWeekLabel
                 } else {
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 7dbcbf699..bc4e2c8f0 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -530,7 +530,7 @@
     <string name="meeting_schedule_description_title">Description</string>
     <string name="meeting_schedule_edit_title">Modifier la réunion</string>
     <string name="meeting_schedule_cancel_dialog_title">Annuler la réunion?</string>
-    <string name="meeting_schedule_cancel_dialog_message">Voulez-vous annuler la réunion et envoyer une notification aux participants?</string>
+    <string name="meeting_schedule_cancel_dialog_message">Voulez-vous annuler la réunion et envoyer une notification aux participants ?</string>
     <string name="meeting_info_created_toast">La réunion a été créée</string>
     <string name="meeting_info_updated_toast">La réunion a été mise à jour</string>
     <string name="meeting_info_cancelled_toast">La réunion a été annulée</string>
@@ -592,7 +592,7 @@
     <string name="call_dialog_zrtp_validate_trust_local_code_label">Votre code :</string>
     <string name="call_dialog_zrtp_validate_trust_remote_code_label">Code correspondant : </string>
     <string name="call_dialog_zrtp_validate_trust_letters_do_not_match">Aucune correspondance</string>
-    <string name="call_dialog_zrtp_security_alert_title">Security alert</string>
+    <string name="call_dialog_zrtp_security_alert_title">Alerte de sécurité</string>
     <string name="call_dialog_zrtp_security_alert_try_again">Réessayer</string>
     <string name="call_dialog_zrtp_security_alert_message">La confidentialité de votre appel peut être compromise !</string>
 
@@ -620,8 +620,7 @@
     <string name="call_stats_zrtp_sas_algo">Algorithme SAS : %s</string>
 
     <string name="call_history_deleted_toast">L\'historique des appels a été supprimé</string>
-    <string name="call_can_be_trusted_toast">Appareil vérifié</string>
-    <string name="call_can_not_be_trusted_alert_toast">Problème de sécurité !</string>
+    <string name="call_can_be_trusted_toast">Appareil authentifié</string>
     <string name="call_transfer_in_progress_toast">Appel en cours de transfert</string>
     <string name="call_transfer_successful_toast">L\'appel a été transferré</string>
     <string name="call_transfer_failed_toast">Le transfert a échoué !</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 6cad33680..ae7e94a85 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -658,7 +658,6 @@
 
     <string name="call_history_deleted_toast">History has been deleted</string>
     <string name="call_can_be_trusted_toast">Device validated</string>
-    <string name="call_can_not_be_trusted_alert_toast">Security alert !</string>
     <string name="call_transfer_in_progress_toast">Call is being transferred</string>
     <string name="call_transfer_successful_toast">Call has been successfully transferred</string>
     <string name="call_transfer_failed_toast">Call transfer failed!</string>