You can switch the phone to
Silent mode
Silent mode to avoid disturbing
other people. In Idle mode,
press and hold [ ].
You can use SSR (Simple Smart
SSR mode
Ringtone) mode. The phone will
alert you to incoming calls in
noisy places by simultaneously
vibrating and ringing at the
highest volume. In Idle mode,
press and hold [C].
1. In Idle mode, press
Phone lock
<Menu> and select
Settings → Security.
2. Enter a new 4- to 8-digit
password and press
<Done>.
3. Enter the new password
again and press <Done>.
4. Select Lock mode.
5. Select Once or On.
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