diff --git a/addons/microsoft_calendar/models/calendar.py b/addons/microsoft_calendar/models/calendar.py
index 6fca702932e..09fae1be09d 100644
--- a/addons/microsoft_calendar/models/calendar.py
+++ b/addons/microsoft_calendar/models/calendar.py
@@ -131,13 +131,14 @@ class Meeting(models.Model):
         day_range = int(ICP.get_param('microsoft_calendar.sync.range_days', default=365))
         lower_bound = fields.Datetime.subtract(fields.Datetime.now(), days=day_range)
         upper_bound = fields.Datetime.add(fields.Datetime.now(), days=day_range)
-        return [
+        domain = [
             ('partner_ids.user_ids', 'in', self.env.user.id),
             ('stop', '>', lower_bound),
             ('start', '<', upper_bound),
             # Do not sync events that follow the recurrence, they are already synced at recurrence creation
             '!', '&', '&', ('recurrency', '=', True), ('recurrence_id', '!=', False), ('follow_recurrence', '=', True)
         ]
+        return self._extend_microsoft_domain(domain)
 
 
     @api.model
diff --git a/addons/microsoft_calendar/models/calendar_recurrence_rule.py b/addons/microsoft_calendar/models/calendar_recurrence_rule.py
index 57195abed1a..fc1aa66f77c 100644
--- a/addons/microsoft_calendar/models/calendar_recurrence_rule.py
+++ b/addons/microsoft_calendar/models/calendar_recurrence_rule.py
@@ -138,7 +138,8 @@ class RecurrenceRule(models.Model):
         # older versions of the module. When synced, these recurrence may come back from Microsoft after database cleaning
         # and trigger errors as the records are not properly populated.
         # We also prevent sync of other user recurrent events.
-        return [('calendar_event_ids.user_id', '=', self.env.user.id), ('rrule', '!=', False)]
+        domain = [('calendar_event_ids.user_id', '=', self.env.user.id), ('rrule', '!=', False)]
+        return self._extend_microsoft_domain(domain)
 
     def _cancel_microsoft(self):
         self.calendar_event_ids._cancel_microsoft()
diff --git a/addons/microsoft_calendar/models/microsoft_sync.py b/addons/microsoft_calendar/models/microsoft_sync.py
index 68eed99017d..49b169154fa 100644
--- a/addons/microsoft_calendar/models/microsoft_sync.py
+++ b/addons/microsoft_calendar/models/microsoft_sync.py
@@ -461,14 +461,7 @@ class MicrosoftSync(models.AbstractModel):
         :param full_sync: If True, all events attended by the user are returned
         :return: events
         """
-        domain = self._get_microsoft_sync_domain()
-        if not full_sync:
-            is_active_clause = (self._active_name, '=', True) if self._active_name else expression.TRUE_LEAF
-            domain = expression.AND([domain, [
-                '|',
-                '&', ('ms_universal_event_id', '=', False), is_active_clause,
-                ('need_sync_m', '=', True),
-            ]])
+        domain = self.with_context(full_sync_m=full_sync)._get_microsoft_sync_domain()
         return self.with_context(active_test=False).search(domain)
 
     @api.model
@@ -513,3 +506,18 @@ class MicrosoftSync(models.AbstractModel):
         a given user.
         """
         raise NotImplementedError()
+
+    def _extend_microsoft_domain(self, domain):
+        """ Extends the sync domain based on the full_sync_m context parameter.
+        In case of full sync it shouldn't include already synced events.
+        """
+        if self._context.get('full_sync_m', True):
+            domain = expression.AND([domain, [('ms_universal_event_id', '=', False)]])
+        else:
+            is_active_clause = (self._active_name, '=', True) if self._active_name else expression.TRUE_LEAF
+            domain = expression.AND([domain, [
+                '|',
+                '&', ('ms_universal_event_id', '=', False), is_active_clause,
+                ('need_sync_m', '=', True),
+            ]])
+        return domain