Unstable after UI 8.5 update :-( (opens in new tab)

Hey\. After the update tablet \(10 ultra\) become unstable and sometimes slow and other stuff :-\( 1\. Installing dont work with pen/mouse/finger\.\.\.\.\.\.keyboard only\. 2 \. Some apps are unstable or dont work anymore\. 3 \. Bluetooth unstable\. 4\. Slow sometimes when use apps\. 5\. Charging sometimes slow to\. That what I know for now\.