I can’t open my Apple ID on my iPhone 6 after I restore My iPhone

See the Apple Support article(s) below. 

App Store, iTunes Store, or other Apple services - If you can't connect   *

Some things you can try. Do you have access to another WiFi network where you can try? That has worked for several people.

Try a restart.

Restart your iPhone   *

Restart your iPad.   *

Try a forced restart. See the section towards the end of the article.

Reset Device. -

What happens when you try? Error message(s)? Are you seeing an Activation Lock? More information would help.

You are welcome.