User's Manual

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52
e.
Tap
Life domain
.

Delete the life domain
a.
Tap .
b.
Go to
System
>
Dual Domain
.
c.
Tap
Del Life domain
.
d.
Tap
DELETE
.

Automatically switch to the life domain
a.
Tap
Life domain timing
.
b.
Tap following
life domain timing
.
c.
Tap
Start time
, set the start time, and then tap
OK
.
d.
Tap
End time
, set the end time, and then tap
OK
.
12.4 Reset the Device
Before resetting the device, back up the data in advance to avoid data loss.
When the device runs slowly or the apps quit unexpectedly, you can reset the network, apps, or system to fix the
problem.
Tap .
Go to System > Reset options.
Do any of the following:
 To reset all network settings, tap Reset WLAN, mobile & BT > RESET SETTINGS, and then tap RESET
SETTINGS.
 To reset all app data, tap Reset app preferences, and then tap RESET APPS.
 To clear the downloaded SIMs, tap Erase downloaded SIMs, and then tap ERASE.
 To free up space on the device, tap Erase all data (factory reset) > Reset all data.
12.5 Update the System

Use the official software only to upgrade the system, to prevent equipment failure, data loss, or damage to