svchost.exe -k UnistackSvcGroup CPU Usage in High On Windows 11

Disable Automatic Updates for Apps

Go to Microsoft Store and disable automatic update

Stop Service using Registry Editor

navigate to this location

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UnistoreSvc

Find and double click Start entry from the right pane

You will see a new Windows and it must have 3 in its value data section. The 3 here means that the service is manual.

Then, you have to change this value to 4 to solve the issue as “4: means this service is turned off.

Remove Contents of UnistoreDB Folder

navigate here

C:\Users\profile_name\AppData\Local\Comms\UnistoreDB

and delete all files there.

References
https://www.alfintechcomputer.com/how-to-remove-svchost-exe-unistacksvcgroup-from-task-manager-of-your-computer/

Move an Application Window From Off-screen Back to Your Main Desktop

  1. Right-click on the Windows taskbar and select Cascade windows from the pop-up menu.
  2. Hold down the Shift key, then right-click on the appropriate application icon in the Windows taskbar.
  3. On the resulting pop-up, select the Move option.
  4. Begin pressing the arrow keys on your keyboard to move the invisible window from off-screen to on-screen. Typically, you will use the left arrow to move the window from right to left.

References
https://support.ti.davidson.edu/hc/en-us/articles/115016089728-Move-an-Application-Window-From-Off-screen-Back-to-Your-Main-Desktop-Windows