What should I do if my phone can t be restored to its original factory?

We apologize for any inconvenience this may cause and affect your use.

Is there any hint that you can't do a factory reset?

1. If it prompts you to enter the password for factory reset, please verify whether you are in Settings - Security - Set the password or PIN code in the boot or screen lock, if there is, you need to re-enter the password when you operate to restore the factory settings, and you unlock the screen is the same password, if you do not set the password, you can try the default password 0000 or 1234.

2. If you can not enter the desktop of the mobile phone for a long time, you can try to remove the battery and then install it back to boot, and try to restore the factory settings.

3. If you can't restore the factory settings, you can try to turn off the phone, press and hold the up and down buttons, and then press the power button, the power on display Lenovo English letters immediately release the power button, and keep the up and down keys still to enter. Use the volume keys to select wipe date factory reset (wipe date factory reset), the menu key to confirm, and then use the volume keys to select yes (only one line is yes), and then select reboot system mow (reboot the system now), so it's good, the boot password is cleared, but personal data will be lost after clearing, please pay attention to backing up personal information.

Format the SD card and built-in storage if you are trying to clear up space.

If the mobile phone data is not backed up, then you can only admit it, or you call the mobile phone store to see if they can restore the mobile phone data.

1. Reset all settings and clear all data

2. Enter the recovery mode, select Erase all data, and then restart the device.

You can click on the web link.

Review the description.

Ways to enter recovery mode:

1) Folding screen: operate in the shutdown state, press and hold the "power button" and "volume plus key" for about 5 seconds at the same time, enter fastboot mode, press the volume key to select "enter recovery", and press the power button to confirm the entry.

Devices listed after September: Press and hold the "Power Button" and "Volume Plus Button" at the same time for about 5 seconds in the shutdown state, enter fastboot mode, press the volume button to select "Enter Recovery", and press the Power button to confirm the entry.

3) NEX 3 NEX 3S: Press and hold the top round button for about two seconds in the shutdown state, then press and hold the volume plus button to enter fastboot mode, press the volume button to select "Enter Recovery", and press the power button to confirm the entry.

Models released before September: Press and hold the "Power button" and "Volume Plus button" at the same time for about 5 seconds in the shutdown state, and enter the recovery mode.

Note: "Restore All Settings" will not delete any data or ** files, but will only restore all the settings of the phone (such as the wallpaper, unlock style, wifi, default opening program, desktop layout, etc.), and some third-party application accounts need to be logged in again, please confirm that it does not affect the use of the software before operating. For the sake of data security, it is recommended that Qiaodigyou back up your mobile phone data in advance before the operation.

You can go to the cloud service - device cloud backup - backup data type - system data - return - backup immediately to back up some system settings and desktop layout; Cloud service - data synchronization - turn on WLAN, Bluetooth, etc. to synchronize data to cloud service).

"Erase All Data" will restore the phone to its initial state, delete all data in the system space of the phone, including accounts, system and application data and settings, and installed apps, please back up the important data on the phone before operation.

If you have more questions, you can enter the vivo official website vivo**app--my--**customer service--slide to the bottom--**customer service--enter manual customer service to enter the consultation and understanding.