Assigning A Pin To Help Protect Your Sim Card; Disabling An App; Lock Screen Notifications - HTC Desire 601 User Manual

185 Settings and security

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.
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 Desire 601. 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.

Disabling an app

Apps, even if not used often, may be running in the background and downloading
data. If an app cannot be uninstalled, you can disable it.
1. Go to Settings, and then tap Apps.
2. Swipe to the All tab.
3. Tap the app, and then tap Disable.

Lock screen notifications

Choose the types of notifications to show or hide on the lock screen.
1. Go to Settings, and then tap Security.
2. Under Lock screen, tap Notification settings.
3. Choose whether to show or hide notifications such as missed calls, text
messages, upcoming calendar events, and more.