Always ask "enter the password for credential storage”?

Question

I've tried all the procedures I found on the internet.

https://www.pocketables.com/2014/02/fix-credential-storage-roadblock-android.html

https://freestatedrivers.com/android-type-the-password-for-credential-storage/

http://opensourceforgeeks.blogspot.com/2015/03/intercepting-android-network-calls.html

https://forums.androidcentral.com/google-nexus-7-tablet-2012/301151-credential-storage.html

Even here from the forum.

How to resolve "enter the password for credential storage" issue?

Always prompts me to enter the password in the CA installation for authentication on a wifi network with radius.

enter the password image

Any other tip?