Unable to sign in to iCloud

You have a very weak cell signal and no wifi.

Your battery is also almost dead.

'If you can't connect or sign in to iCloud', click here --> https://support.apple.com/HT203512

VPN prevented sign-in --> https://discussions.apple.com/thread/253164691

Device or computer? What happens when you try? Error message(s)? More information would help.