The country code has not been configured

After upgrading from HA Core 2022.11.3 to 2022.12.6 the following warning is displayed.



My configuration.yaml specifies:

What is the recommended change/fix to eliminate the above warning message


How do you update the yaml if the File Editor and the terminal are disabled? Both the File Editor and Terminal are blank when you click on them.

While the File Editor wouldn’t work from Chrome, I was able to get it to work on my tablet and updated the config. Thanks for the info.