Help Us Improve Our Software - Sony Xperia Z2 User Manual

1
Before you start, make sure to back up any important data that is saved on the
internal memory of your device to a memory card or other non-internal
memory.
2
From your Home screen, tap
3 Find and tap Settings > Backup & reset > Factory data reset.
4
To delete information, such as pictures and music, from your internal storage,
mark the Erase internal storage checkbox.
5
Tap Erase everything.
6
If required, draw your screen unlock pattern, or enter your screen unlock
password or PIN to continue.
7 To confirm, tap Erase everything.
Your device does not revert to an earlier software version of Android™ when you perform a
factory data reset.
If you forget your screen unlock password, PIN or pattern, you can use the device repair
feature in Xperia™ Companion to erase the security layer. You need to provide your Google
account login details to perform this operation. By running the repair feature, you reinstall
software for your device and you may lose some personal data in the process.
Repairing the device software
If you forget your screen unlock password, PIN or pattern, you can use the device
repair feature in Xperia™ Companion to erase the security layer. You need to provide
your Google account login details to perform this operation. By running the repair
feature, you reinstall software for your device and you may lose some personal data
in the process.
If you can't turn off your device before performing a software repair, force it to shut
down.
When you receive a new Google™ account username or password, you might not be able to
use them to log in to and recover your device for 72 hours.
To repair the device software using Xperia™ Companion
Before performing a software repair, make sure you know your Google™ account username
and password. Depending on your security settings, you may need to enter them in order to
restart the device after a software repair.
If your device seems to have frozen, restarts repeatedly or doesn't start at all after
you've updated the Xperia™ software or after you've performed a software repair or a
factory data reset, try forcing the device to shut down then try turning it back on. If
the problem still exists, force the device to shut down then perform a software repair
by following the steps below:
1
Make sure that Xperia™ Companion is installed on your PC or Mac
2 Open the Xperia™ Companion software on the computer and click on Software
repair on the main screen.
3
Follow the instructions that appear on the screen to reinstall the software and
complete the repair.

Help us improve our software

You can enable the sending of usage info from your device so that Sony Mobile can
receive anonymous bug reports and statistics that help improve our software. None
of the information gathered includes personal data.
To allow the sending of usage info
1
From your Home screen, tap
2
Find and tap Settings > About tablet > Usage info settings.
3 Mark the Send usage info checkbox if it is not already marked.
4 Tap Agree.
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