The new iCloud Terms and Conditions keep looping even after I accept it. It was a repeating process and the notification did not went away.

Solution

1. Accept the new iCloud Terms and Conditions
2. It is still looping to ask you to accept
3. Sign out of your Apple ID
4. Restart the iPhone or iPad
5. Sign in your Apple ID
6. The notification should disappear

There is no other viable solutions should you meet with the above issues. Apple Support will also asked you the take the above steps if all other means are exhausted.

You can use the night shift function to read the screen when the room is dark. It is more smoothing for your eyes.

Go to Settings – Display & Brightness – Night Shift to enable the function. You can adjust the warm tones according to your needs.

Reminder
It is not recommended to use your phone in a dark environment for a long period of time. It will strained your eyes. The eyes will be wet and tears will drip if you use over a period of time.