I try to enter my Apple ID but I am told unable to sign in because of a problem communicating with iCloud
I need to use an Apple ID on my phone
iPhone 6, iOS 12
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, iPad, or iPod touch *
Try a forced restart. See the section towards the end of the article.
Reset Device. -
