Sharp AQUOS Crystal Sprint, User Manual, Page: 78 / 399


The screen is unlocked.

If you have set up a screen lock, you will be prompted to draw the pattern or enter the
password or PIN. See
Screen Lock .
Update Your Phone
From time to time, updates may become available for your phone. You can download and apply updates
through the
Settings > System updates menu.
Software Update Cautions
During update: The phone cannot be used until the software update is complete. It may take time to
update your phone’s software.
Signal during update: Update your phone where signal reception is good, and do not change
location during the update process. Make sure the battery is adequately charged before beginning an
update. A weak signal or low battery during an update may cause the update to fail. An update failure
may disable the phone.
Other functions during update: Other phone functions cannot be used during a software update.
Update Your Phone Software
You can update your phone’s software using the System updates option.
Before Updating Your Phone
Updating your phone may result in a loss of saved data depending on the condition of your phone
(malfunctioning, damaged, water seepage, etc.). You must back up all critical information before updating
your phone firmware.
Back Up All Data Prior to Update
To back up your Gmail information:
1. From home, touch > Settings > Google .
2. Touch the account, and then touch to checkmark the sync item and enable the feature.

Checked items automatically synchronize whenever a change is made.
3. Touch > Sync now to sync your Google Account information.
To back up your Exchange Mail information:
1. From home, touch > Settings > Corporate .
2. Touch the account, and then touch to checkmark the sync item and enable the feature.

Checked items automatically synchronize whenever a change is made.
Basic Operations 68