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Updating the System
About System Updates
Check whether system updates are required via the Internet,
and update manually as required.
Software Update Cautions
Applications
Applications may be updated or newly added, or names,
icons, operations and user interfaces of applications may
be changed.
System Update Cautions
Observe the following before a system update.
・Handset cannot be used until the system is updated. It
may take time to update the system.
・Operate handset where signal reception is good and
without changing location. Also operate with adequate
battery charge. Signal becoming weak or Battery
becoming low during a system update may cause an
update failure (an update failure may disable handset).
・The system cannot be updated while operating other
functions.
・Remove any cable from handset beforehand; otherwise,
the system update may not complete properly.
Data Backup
Saved data may be lost depending on condition of handset
(malfunctioning, damaged, water seepage, etc.). It is
recommended that you back up important data before
updating the system. SoftBank Corp. is not responsible for
damages from loss of data.
Updating the System
Notification appears when a system update is required. Tap
the notification and follow onscreen prompts.
If notification does not appear, check whether a system
update is required as follows and update the system.
In Home Screen, Flick Favorites Tray up (Settings)
System
System update
System update window appears.
Follow onscreen prompts
System update begins.
・Once the system is updated, handset restarts. After
handset restarts, message indicating the system is updated
and information appears.
If Handset Does Not Restart after
System Update
Restart (http://help.mb.softbank.jp/aquos-r-
compact/02-05-03.html) (Japanese) handset. If handset
still does not restart, contact your contracted SoftBank
Customer Assistance for repairs.
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