HTC S740 User Manual page 79

To disable the SIM PIN
1. On the Home screen, click Start > All Programs > Settings > Security > Disable
SIM PIN.
2. Enter your PIN, and click Done.
To change the SIM PIN
Be sure to make a note of your PIN. When the SIM PIN is enabled, you must provide
this PIN to unlock the phone.
1. Click Start > All Programs > Settings > Security > Change SIM PIN.
2. In Old PIN, enter the current PIN.
3. Enter and confirm the new PIN, and click Done.
To lock the keypad and keyboard
Locking the keypad and keyboard turns off its functionality. This is a helpful feature
if, for example, the phone is turned on and in your pocket, and you want to prevent
accidental keypresses.
On the Home screen, press and hold END for about 3 seconds. Once the keypad and
keyboard are locked, the left SOFT KEY label changes to Unlock.
Tip To quickly lock the keypad and keyboard, press POWER briefly to display the Quick
List, and select Lock.
Note
You can still receive calls and make emergency calls when the keypad and keyboard
are locked.
To unlock the keypad and keyboard
On the Home screen, click Unlock and press the *T9 key.
To enable the phone lock
1. On the Home screen, click Start > All Programs > Settings > Security >
Device lock.
2. Select Prompt if device unused for, then select the amount of time for the
phone to be inactive before automatically locking.
Managing your Phone 79