HTC One X - Assigning a PIN to Help Protect Your SIM Card

Title security Assigning a PIN to help protect your SIM card
Identifier GUID-3DB25499-6AC6-4CF4-906B-542E5F209DF0
Version 7
Assigning a PIN to help protect your SIM card
You can help to protect your SIM card by assigning a PIN (personal identification
number) that you enter before accessing your SIM.
Make sure you have the default SIM PIN provided by your mobile operator before
continuing.
1. Go to Settings, and then tap 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.
Title security Restoring a SIM card that has been locked out
Identifier GUID-992171E1-8DA7-4594-972B-7F243588752A
Version 4
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 One X. Contact your mobile operator
for this code.
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.
234 Settings and security