Update iOS 14 not working
I cannot get the software update to go through. It reminds me frequently, I have never had the BEtA version. Anyone worked out how to resolve this, just says can not verify.
If a beta profile is installed, this will inhibit installation of production software. If you wish to install the current release of iPadOS14, the beta profile must be removed your iPad.
https://beta.apple.com/sp/betaprogram/unenroll#ipados
How to uninstall iOS beta software - Apple Support
After you have removed the beta profile, you can update your iPad to iPadOS 14.0.1: