Android 8 suddenly does not show name on incoming calls. number only
Android 8 suddenly does not show name on incoming calls. number only
We have a handy-dandy thread discussing this already - https://forums.androidcentral.com/as...-new-post.html
Bottom line - look at post #33 (I think?), AT&T Call Protect app is causing problems, disable it after clearing cache and data for it.