Appendix
82
Appendix
Updating Software
You can update the product to the most recent
software for optimal performance and to get the
latest enhancements.
■ Notes on Software Update
・ You are charged for data communication when
connecting to the Internet from the product using
data communication. Data communication takes
place in large amounts especially for updating
the OS. Use of Wi-Fi
®
is recommended.
・ When software update is necessary, you will be
informed on the au homepage, etc. For details,
contact an au shop or Customer Center (call toll-
free 157). In addition, users of the product will
receive a notice from au, when software update
is necessary to improve the functionality of the
product.
・ It is recommended to back up your data before
updating software.
・ If software update has failed or stopped, perform
the same procedure again.
・ If the software update fails, it may become
impossible to operate the product. If this
happens, bring it to an au shop or TOYOTA store
dealing in au (not accepted by some shops).
・ When using the product overseas, the software
update functions may not be available.
・ Any operations are not available during software
update. Calling 110 (Police), 119 (Fire/
Ambulance), 118 (Maritime rescue) and 157
(Customer Center) is not available. Alarm does
not work, either.
Downloading Software into
the Product to Update
Downloading updated software via the Internet
directly from the product is available.
1
Home screen → [ ] → [Settings] →
[System] → [System update]
From here on, follow the on-screen instructions.
◎ Note that depending on the terms of your
subscription contract, communication charges
may be incurred for the product to automatically
search for available networks.
◎ After a software/OS update, the product cannot
revert to the previous version software.
Appendix