can’t turn off Find My iPhone

I can’t turn off Find My iPhone on my iPhone 14 pro.

I followed the detailed instructions but the switch is gray and cannot be turned off

1) Open Settings.

2) Tap [your name] > Find My.

3) Tap Find My [Device], then tap to turn it off.

I can’t continue to the next steps because the switch is gray and cannot be turned off

4) Enter your Apple ID password.

5) Tap Turn Off.