HTC Thunderbolt Cell Phone User Manual


 
328  Update and reset
update dialog box will appear onscreen. Select Install now and 
then tap OK.
If you’re in the middle of a call and there’s an update available, 
you’ll receive an update notification. After you end the call, slide 
open the Notifications panel (see “Opening the Notifications 
panel” in the Getting started chapter). Then tap the update 
notification to download and install the software update.
Wait for the update process to finish. When the update is finished, the 
phone will automatically reset. 
Checking for phone system software updates manually
Press HOME   > MENU, and then tap Settings.
Tap Software update > Check new.
Restarting or factory resetting your phone
Restarting your phone (soft reset)
If your phone is running slower than normal, an application is not 
performing properly, or your phone becomes unresponsive, try 
restarting your phone and see if that helps solve the problem.
If the display is off, press the POWER button to turn it back on.
Unlock your phone if the Lock screen is displayed. See 
“Unlocking the screen” in the Getting started chapter.
Press and hold the POWER button, and then tap Restart.
When asked to confirm, tap Restart.
If you can’t restart the phone following the above steps, remove the 
battery, wait for a few seconds, reinsert the battery, and then turn the 
phone on.
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