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You can also use PIN to protect your SIM from unauthorized access by turning your PIN protection on. Once you turn this option on, you will be prompted to key it when you turn your phone on.
How to turn on mobile phone PIN?
You can turn this option on by following the steps below:
- Go to Apps through Home screen.
- Scroll to Settings, then tap on it.
- Tap Security.
- Tap Set up SIM card lock.
- To turn on SIM PIN tap Lock SIM card. When the checkbox next to this option is ticked means this option is enabled.
- Key in your PIN. The default PIN is 0000 then tap OK button.
- Finish. Now you have managed activated your mobile phone PIN.
How to turn off mobile phone PIN?
For any reason you may want to turn off your phone PIN. To do so following the steps below:
- Go to Apps through Home screen.
- Scroll to Settings, then tap on it.
- Tap Security.
- Tap Set up SIM card lock.
- To turn off SIM PIN tap Lock SIM card. When the tick on the checkbox next to this option is removed means this option is disabled.
- Key in your PIN. The default PIN is 0000 then tap OK button.
- Finish. Now you have managed to turn off your mobile phone PIN.
Well, by knowing on how to set your phone PIN on or off, now you can set it according to your needs. Set this option on means you have made your SIM more secure. And for the record, if you entering the wrong PIN three times in a row, your SIM will be blocked and you need to key in your PUK to unblock it. And if you entering a wrong PUK ten times in a row then your SIM will be blocked permanently, or in other words you need to replace your SIM with the new ones. So, try this useful tips then share your experience here through the comment below :)