Zte Blade S6 User Manual page 122

To turn off FM radio automatically:
Touch the Menu Key > Timing turn off and select the time you
want to turn off the radio.
A count-down clock appears above the frequency and the radio
is turned off when the clock counts down to 0:00.
To turn off FM radio immediately:
Touch at the top right of the screen.
To set your radio region:
FM radio frequency ranges differ in different regions.
Touch the Menu Key > World region to select the region you
are in.
NOTE:
If you change the region setting, previously saved favorite
channels are not shown until you switch back to the original
region setting.
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