Why does my phone keep saying couldn't sign in?

[AC Question]

why does my phone keep saying couldn't sign in

I have not tryed to sign in to my email. But phone keeps on delivering a couldn't sign in email account

 

[B. Diddy]

Re: why does my phone keep saying couldn't sign in

Welcome to Android Central! Which phone? Is this an email account on your stock Email app, or is it the Gmail app? If it's the Email app, try removing that email account, then adding it back again.