Troubleshoot iPad Screen Flickering

The iPad, which is one of the high-quality and intelligent tablets, owns a number of attractive features but comes with technical problems as well. For one, the iPad screen will flicker on and off after using it for a period of time. Beyond all question, this must be quite an annoying thing. To give help, here are some proven solutions to iPad screen flickering . 
1. Force restart the iPad.
For iPad with the "Home" button: firstly, you just press and hold the "Home" and "Power" buttons. Then, don't release them until the Apple logo appears on the iPad screen.
For iPad without the "Home" button: you can press the "Volume Up" button and release it quickly firstly. Next, press the "Volume Down" button and release it. And then press and hold the "Sleep/Wake" button until the iPad begins restarting.
2. Turn off Auto-Brightness.
Go to "Settings" - scroll down to "Accessibility" - "Display Accommodations" - find out the "Auto-Brightness" options and click to disable it.
3. Reduce Motion and Transparency.
Head to "Settings" - "General" - "Accessibility" - "Increase Contrast" and move it ahead of the "Reduce Transparency" to start using - then return to the "Accessibility" option and move the slider ahead of the "Reduce Motion" to enable it.
4. Use Joyoshare UltFix. It can repair the problem without data loss.
5. If the iPad underwent some damage recently like water damage or falling to the ground heavily, you may have to fix it in the Apple store.
Hope this can help you all. 

There are 6 ways offered for you to fix your iPad screen flickering.
TIP 1: Restart iPad
TIP 2: Check Whether the iPad Screen Flickers in a Particular App
TIP 3: Check Auto-Brightness Feature
TIP 4: Reduce Motion and Transparency
TIP 5: Repair iPad Screen Flickering with iOS system repair tools such as TunesKit iOS System Recovery.(No Data Loss)
TIP 6: iPad Screen Repair
Or you can check this video to solve your problem of iPad screen flickering.