Protecting Htc Desire 210 Dual Sim With A Screen Lock; Managing Your Sim Cards - HTC Desire 210 User Manual

82 Settings and security
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 210 dual sim. Contact your
mobile operator for this code.
1. On the Phone dialer screen, enter the PUK code for one of the SIM cards, and
then tap .
2. Enter the new PIN you want to use, and then tap
3. Enter the new PIN again, and then tap OK.
Protecting HTC Desire 210 dual sim with a
screen lock
Help protect your personal information and help prevent others from using
HTC Desire 210 dual sim 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 Desire 210 dual sim is turned on
or when it's idle for a certain period of time.
1. Go to Settings.
2. Tap Security > Screen lock.
3. Select a screen lock option and set up the screen lock.
4. Tap Automatically lock, then specify the idle time before the screen is locked.
You can also clear Make pattern visible or Make passwords visible if you don't want
your screen lock to display as you enter it onscreen.

Managing your SIM cards

1. Go to Settings.
2. Tap SIM management.
3. You can:
§ Turn both slots on or off.
§ Tap a slot name to rename it.
§ Choose which slot you want to use for voice call, messaging, and data
connection.
.