Your phone uses wired headphones (any brand) to automatically tune to radio stations with the best signal. Listening to the radio doesn't use your mobile data.
Open the FM Radio app.
Plug headphones into your phone.
Even when you listen through your phone's speaker, Bluetooth wireless speakers, or wireless headphones, you still need the wired headphones as your antenna.

Do any of the following:



To tune to specific frequencies or favorites 





To add a favorite:



You'll see 

To remove a favorite:




To listen to a recording, tap 
To delete recordings:


