Locking The Keypad - Huawei Mobile Phones User Manual

PIN. Both the PIN and the PUK are provided with the SIM card. For
details, contact your service provider.
To enable the PIN lock, do the following:
Tap and then select Settings > Security settings > SIM lock.
1.
Tap the text box to open the onscreen keypad, enter the PIN, tap
2.
and then OK.
If you enter incorrect PINs for a specified number of times
consecutively, the phone prompts you to enter the PUK.
If you enter incorrect PUKs for a specified number of times
consecutively, the SIM card becomes permanently invalid. In this case,
contact your service provider for a new SIM card.

Locking the Keypad

To lock the keypad, press
keypad, slide
If the auto keypad lock function is enabled and the phone is in
standby mode for a preset period, the phone locks the keypad
automatically.
To enable the auto keypad lock function, tap
Settings > Security settings > Auto keypad lock, and then select the
desired preset duration.
When the keypad is locked, you can press
answer a call or make an emergency call.
in standby mode. To unlock the
from left to right.
10
and then select
to