IPad 7th gen lcd screen replacement
Can you use 7th gen Ipad a2198 lcd into Ipad a2197 as a lcd screen replacement?
iPad (6th gen) WiFi
You do any DIY of your iPad and something goes wrong, you forfeit all help here and from Apple and you void any warranties that iPad may have had.
I strongly suggest contacting/reaching out to Apple Product support and services.
Tap on the first link below and scroll down some to get to the Apple Product Support section and phone numbers for your location/region.
https://www.apple.com/contact/
OR
https://support.apple.com/en-us/HT201232
Best of Luck to You!