Taskbar problem (Windows 11)

[Jafarli_100]

I quickly pass between two desktops and then the application's icon disappear on the second desktop. This problem happened for unpin and two applications with touchpad. 

[#2]

Are you facing this issue with some application or with all of them?
Try report this issue using the Feedback Hub app.
Make sure update your Windows.

[#3]

Yes, I face with this problem in any apps. I'll try about it.

[#4]

Sending a report would help the Windows team to know about the issue and solve it.
Meanwhile, try perform a Clean Boot and see if the problem persist?
Take a look at:
https://support.microsoft.com/en-us/topic/how-to-perform-a-clean-boot-in-windows-da2f9573-6eec-00ad-...