Security

Protecting your SIM card with a PIN

Add another layer of security for HTC Sensation 4G by assigning a PIN (personal
identification number) to your SIM.
Make sure you have the default SIM PIN provided by T-Mobile before continuing.
1. From the Home screen, press , and then tap Settings > Security.
2. Tap Set up SIM card lock, then select Lock SIM card.
3. Enter the default SIM card PIN, and then tap OK.
4. To change the SIM card PIN, tap Change SIM PIN.

Restoring a SIM card that has been locked out

If you enter the wrong PIN more times than the maximum number of attempts
allowed, your SIM card will become “PUK-locked.”
You need a PUK code to restore access to HTC Sensation 4G. This code may have
been provided by T-Mobile when you received your SIM card.
1. On the Phone dialer screen, enter the PUK code, and then tap Next.
2. Enter the new PIN you want to use, and then tap Next.
3. Enter the new PIN again, and then tap OK.

Protecting HTC Sensation 4G with a screen

lock

Protect your personal information and prevent others from using HTC Sensation 4G
without your permission by setting a screen lock pattern, face unlock, PIN, or
password.
You'll be asked to unlock the screen every time HTC Sensation 4G is turned on or
when it’s idle for a certain period of time.
1. From the Home screen, press , and then tap Settings > Security.
2. Tap Screen lock.
146 Security