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Appendix
Appendix
Updating…Software
Updating to the latest software delivers the best
performance and gets the latest enhanced functions.
• You are charged for data communication when
connecting to the Internet from the product by using
data communication. OS updates will especially use
a large amount of data. au recommends that you
update software using a Wi-Fi
®
connection.
• When a software update is necessary, you will be
informed on the au homepage, etc. For details,
contact the au shop or Customer Center (157/Toll-
free). Customers using a Galaxy S20+ 5G requiring a
software update may be sent a notification from au so
that the terminal can be used in optimum condition.
• You are recommended to back up your data before
updating software.
• Be sure to fully charge the internal battery before
use. Updating software may fail if the battery level
is low or becomes low while updating.
• Check the radio wave condition. Updating software
may fail in poor reception areas.
• If software update has failed or stopped, update the
software again.
• If you fail to update software, it may become
impossible to operate the product. If this happens,
bring it to an au shop or Toyota store (not accepted
by some shops).
• The software update function may not be available
overseas.
• Operations are not available during software
update. Calls to 110 (Police), 119 (Fire department
or ambulance service), 118 (Japan Coast Guard)
and 157 (Customer Center) are also not available.
Also, alarm, etc. cannot be used.