Reset phone from Settings
To erase all data and reset your phone:
1. Go to
System
>
Backup
.
2. If you’re resetting because you suspect a third-party app is causing problems, turn off
Back
up to Google Drive
. Instead of automatically restoring apps after the reset, you’ll want to
to determine which is causing the problem.
3. Touch , then touch
Advanced
>
Reset options
>
Erase all data (factory reset)
.
External reset
If you can’t access
Everything will be deleted from your phone. However, if you personalized your wallpaper or
startup message at the time of purchase, you can preserve the personalized content shipped
with your phone.
1. Charge your battery 30% or more.
2. Turn off the phone.
3. Press and hold the Volume Down button and the Power button at the same time until the
phone turns on.
4. Press the Volume Down button until you see Recovery mode.
5. Press the Power button to restart in Recovery mode.
6. If you see an Android robot with a red exclamation mark, press and hold the Power button,
then press and release the Volume Up button to display the menu options.
7. Use the Volume buttons to scroll to
Wipe data/factory reset
, then press the Power button
to select it.
8. Use Volume buttons to scroll to
Yes
, then press the Power button to select it.
9. Use Volume buttons to scroll to an option and press the Power button to select it:
•
Userdata only
: preserves personalized content shipped with your phone, including
power up message, image, wallpaper, and ringtones
•
Us personalized content
: deletes all content and data
Allow several seconds for the reset to complete.
10.
Use Volume buttons to scroll to
Reboot system now
, then press the Power button to
select it.
Allow several minutes for the reboot to complete. If the phone doesn't finish rebooting,
press & hold the Power button until the screen turns dark, then release it to power up
normally.
Fix a problem : Maintenance procedures
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