How Do I Make My Android Phone Not Reachable?

How can I make my phone unreachable without turning it off?

Turn your phone to flight mode so when someone calls you he/she will get a unreachable tone. Just remove the battery of the phone without switching it off. By doing this, it will start sending phone number not reachable tone to caller until you switch on the phone.

How do I put my phone in not reachable mode?

All you need to do is head over to Settings> More Settings> Network Selection> Automatic or Manual. Now, choose manually and wait for 10-15 seconds and your smartphone will show the available networks within your reach. Now, your smartphone will lose signal, which results in unreachable mode.