https://github.com/NodeBB/NodeBB/issues/6433

src/controllers/accounts/profile.js

@@ -122,8 +122,9 @@ profileController.get = function (req, res, callback) {
 					}
 				);
 			}
-			userData.selectedGroup = userData.groups.find(function (group) {
+
-				return group && group.name === userData.groupTitle;
+			userData.selectedGroup = userData.groups.filter(function (group) {
+				return group && userData.groupTitleArray.includes(group.name);
 			});
 
 			plugins.fireHook('filter:user.account', { userData: userData, uid: req.uid }, next);