HTC EVO 4G Mode D'Emploi

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Settings
2B. Settings
33
Security Settings
Protecting Your Device with a Screen Lock
You can increase the security of your device by creating a screen unlock pattern. When enabled, you have to 
draw the correct unlock pattern on the screen to unlock the device’s control keys and buttons 
and touch screen.
To create and enable the screen unlock pattern:
1.
Press 
 > 
 and tap 
Settings > Security > Set unlock pattern
.
2.
Read the information on the screen and tap 
Next
.
3.
Study the example pattern on the screen, and then tap 
Next
.
4.
Draw the screen unlock pattern by connecting at least four dots in a vertical, horizontal or diagonal 
direction. Lift your finger from the screen when finished.
5.
The device records the pattern. Tap 
Continue
.
6.
When prompted, draw the screen unlock pattern again, and then tap 
Confirm
.
When you fail to draw the correct unlock pattern on the screen after five attempts, you will be prompted to 
wait for 30 seconds before you can try again.
Updating Your Device’s System Software
From time to time, system software updates for your device may be available. Your device can automatically 
check and then notify you if an update is available. You can then download and install the update to your 
device. Depending on the type of update, the update may erase all your personal data and customized 
settings, and also remove any programs you have installed. Make sure that you have backed up the 
information and files you want to keep.
To check for phone system software updates manually
1.
Press 
 > 
 and then tap 
Settings >  System updates > HTC software update.
2.
On the System software updates screen, tap 
Check now
.
Note: You must slide your finger on the screen to create the pattern and not tap individual dots.
Tip:
Clear the 
Use visible pattern
 check box if you do not want the unlock pattern to display on the screen when you 
unlock it.
If you want to disable the unlock screen pattern, clear the 
Require pattern
 check box. You will be prompted to 
draw the unlock screen pattern. 
Note: To change your unlock screen pattern, press 
 > 
, and then tap 
Settings > Security > 
Change unlock pattern
.
Note: Checking and downloading system software updates may incur additional data transfer fees.