Windows 10: Unknown black bar on screen

This small black bar appears on my screen. If I click the minimize all button it goes away but it comes back. How do I get rid of it please? 21H1|19043.1052

:)

 

Games cause black bars on screen

Hi Ethan,

For us to better assist you with your black bar issue on screen, we'd like to ask a few questions.

• Have you made any updates or changes to your computer before experiencing this issue?
• Have you installed all pending updates on the computer?
• What troubleshooting steps have you done so far?

Looking forward to your response.

 

Black screen error

Hello,

There are several reasons why you are facing a black screen issue. One of these is due to outdated or incorrect device drivers. For us to figure out what's causing this, provide more details by answering the listed questions:

• Can you confirm to us if you are using a laptop or a computer?
• Have you made any recent changes to your device prior to this happening?
• What exactly were you doing when the error occurred?
• Have you tried any troubleshooting steps to resolve this? If yes, specify all of the steps that you have done.

As an initial part of troubleshooting, we suggest following the steps given on this article:

Troubleshoot black screen or blank screen errors. This will help you diagnose and rectify most of the known black screen concerns.

We will wait for your response.

 

black screen

Hi Bart,

It is possible that you're experiencing black screen due to corrupted system files. To assist you better, we'd like to gather more information:

• Are you getting any error messages?
• What happen when you tried to login?
• What troubleshooting steps have you done so far?

In the meantime, we suggest that you follow the steps in this
article to troubleshoot black screen errors. You can choose which situation you're experiencing the error and perform the instructions.

Let us know if you need further assistance.