HTC Wildfire User Manual - Page 173

Security, Protecting your SIM card with a PIN

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Security Security 173 Protecting your SIM card with a PIN You can protect your SIM card from unauthorized use by assigning a PIN (personal identification number). Make sure you have the default SIM PIN provided by your mobile operator before continuing. 1. From the Home screen, press MENU, and then tap Settings. 2. Scroll down the screen, tap Security > Set up SIM card lock. 3. Select the Lock SIM card check box. 4. Enter the default SIM card PIN, and then tap OK. 5. To change the SIM card PIN, tap Change SIM PIN. Emergency calls can be placed at any time without requiring a PIN. See "Making an emergency call" in the Phone calls chapter for more details. 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 the phone. This code may have been provided by your mobile operator 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 Next.

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Security
17²
Security
Protecting your SIM card with a PIN
You can protect your SIM card from unauthorized use by assigning a PIN (personal
identification number).
Make sure you have the default SIM PIN provided by your mobile operator before continuing.
From the Home screen, press MENU, and then tap
Settings
.
Scroll down the screen, tap
Security > Set up SIM card lock
.
Select the
Lock SIM card
check box.
Enter the default SIM card PIN, and then tap
OK
.
To change the SIM card PIN, tap
Change SIM PIN
.
Emergency calls can be placed at any time without requiring a PIN. See “Making an emergency call” in
the Phone calls chapter for more details.
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 the phone.
This code may have been provided by your mobile operator when you received your SIM
card.
On the Phone dialer screen, enter the PUK code, and then tap
Next
.
Enter the new PIN you want to use, and then tap
Next
.
Enter the new PIN again, and then tap
Next
.
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