Mate30 Pro User Guide-(LIO-L29,EMUI12.0_01,en)

Go to Settings > System & updates > Reset > Reset phone, touch Reset phone, and follow
the onscreen instructions to restore factory settings.
Update Your Phone System Online
When an update is available, your phone will prompt you to download and install the update
package.
• Before updating, make sure that your phone is running an ocial system version.
Otherwise, the update may fail and your phone may experience some issues.
• Back up your user data before the update.
• After an update, third-party apps that aren't compatible with the new system version
may become unavailable. In such cases, it may take some time for a compatible app
version to be released.
• During the update, do not power o or restart your phone, remove the memory card,
or insert a memory card.
1 Go to Settings > System & updates, and touch Software update.
2 When an update is available, you can either manually download and install the update
package, or choose for your phone to be updated automatically overnight.
• Download and install the update package: Go to New version > DOWNLOAD AND
INSTALL. To avoid data usage, connect your phone to a Wi-Fi network when
downloading the update package.
Your phone will automatically restart once the update is complete.
• Update overnight: Touch or > Settings (this device)(depending on your
device model), and enable Auto-download over Wi-Fi and Update overnight.
To disable automatic updates, touch or > Settings (this device)(depending on your
device model) on the Software update screen, then disable Auto-download over Wi-Fi.
Update the Parameter Version of Your Phone Online
The parameter version may update operator parameters, time zone parameters, and device
parameters, among others, and oers optimizations to functions, including the mobile
network, power consumption and performance, and feature compatibility. Your phone will
prompt you to install the update to have these parameters automatically adjusted for a
better experience.
Automatic update
1 Go to Settings > About phone > Parameter version, touch
, and make sure that
Auto-update parameters is enabled.
2 When a new parameter version is detected, your phone will automatically download and
update it.
Settings
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