My note 20 ultra upgrade to UI one 4.0 yesterday 12 jan i am in pakistan. So all pakistani users congratulations check your update from update setting .......i think samsung released its update officially bcz i am updating my mobile through update...
Its working well for mee i have noo problem. Just click the minimize button selecte the app for 1 sec from list of open apps then drag it in the centre of screen then its work tell me if problem solve
Wo samsung ke site pr ja kr wahan option hun gy unlock your phone wahaan sy kr lo inlock ya tabi ho ga agr apny password recovery on ke hoi settting sy ap try karo inshaAllah ho ga mera tu ho gia tha