What is the password for a factory reset of Lenovo phone S820?

I'm so sorry! Lenovo S820 phone factory reset without password. If your phone prompts a passcode during a factory reset, it is recommended that you try the screen lock passcode. If it is still invalid, it may be caused by a system abnormality, and it is recommended to contact after-sales testing.

If your phone is slow and your memory is insufficient, you can try restarting your phone, clearing the cache data of the software, moving the software to the internal memory card, uninstalling some unwanted software, moving files to the external memory card, or deleting them.

Officially authorized repair site inquiry.

The business hours of the maintenance site are usually from 9:00 to 18:00 from Monday to Sunday, and the stations will be slightly adjusted according to their own operations.

Dear Lenovo users, hello!

Dear Lenovo users, hello!

A factory reset on Lenovo phones does not require a password by default. If you have set a lock screen passcode, you will need to enter it correctly before you can proceed further.

Usually, the default password for a factory reset will be marked on the product manual, please check it carefully.

The default password for Lenovo products is usually: 1234

The default password for other brands may be: 1234 1122 0000 000000 123456

Why a factory reset?

After using the phone for a period of time, it will leave a lot of so-called "junk files" in the system, and when the user wants to restore the phone settings, it needs to be restored to factory settings to solve these problems. Generally, there is a stuck, which is the main reason why users want to restore to the factory state with one click, and this method is more practical than flashing or reinstalling the system.

What happens if you factory reset your phone?

A factory reset will reset the phone settings and delete all system files, so pay attention to the backup, which will not have any impact on the phone itself.

How about a factory reset?

Android phone general steps: [Settings] - [Phone Settings] - [Security Settings] - [Factory Reset] - Wait for a period of time, until [Completed] appears, the phone has been factory reset.

1. *: Query the serial number of the mobile phone. However, this number is not unique and can be changed through the program.

: Factory reset your phone. The maintenance department calls this a system reset.

Note: Using this feature will erase any information added later, including **book, text messages, etc., so please back up important content before use. (The factory reset in the phone menu is just to restore the phone's settings to the factory default state, and will not delete any information you added).

: Query the software version of the mobile phone;

: Query the serial number of the mobile phone, such as 61 and 60. This number should be the same as the SN number in the battery compartment, otherwise it is a mobile phone that has changed the motherboard.

The password is 1234

A factory reset is usually done without a password. If there is a prompt password, verify whether you have set an encrypted phone or screen lock password or PIN code, if so, you need to re-enter the password when you restore the factory settings, which is the same password as the unlock screen. If you are sure that you have not set a password, you can try the default password 0000 or 1234.

If you still can't restore the factory settings after trying, you need to take the time to go to your local Lenovo after-sales service center and ask an engineer to help restore the system to use.

PS: Factory reset will erase the data of the fuselage, it is recommended to back up first to avoid inconvenience caused by data loss.

The password is set by yourself, and the default is 4 0s or 5 or 123456

Lenovo A820 factory reset password preset to 0000 or 1234.

The steps to do a factory reset are as follows:

1. Turn off the phone completely;

2. When the phone is turned off, press the power button first, and then immediately press the volume down button + volume up button at the same time and don't let go, it will enter recovery after a while, note: press the volume up and down keys in recovery mode to select, and press the power button and home button to indicate OK;

3. After entering the recovery mode, you can choose to restore factory settings, no matter whether the phone is a recovery that comes with the system or a third-party recovery, as long as there is [wipe data factory reset];

4. Select [Wipe Data Factory Reset], then press the boot button to confirm, and then select [yes - delete all data].

5. Then re-select [Reboot System Now], press the power button to confirm, and then start the phone.

Lenovo A820 factory reset password preset is 0000 or 1234, you can try, please understand.

Lenovo asked.

Make inquiries and find out. Have a great day!

The passwords replied by Lenovo's mobile phone seem to be all 1234. Beg.

Hello, the password may be different for different models of the machine, it is recommended that you check the manual of the product for guidance.

Hope it helps you and have a great day!

1234, mine is 820t, tried overlooked.

Dear Lenovo users, hello!

Dear Lenovo users, hello!

You can try 0000 or 1234

The initial password for factory reset of Lenovo mobile phone is generally 1234 or 0000, please try.

If you have any other doubts during the subsequent use of the mobile phone, you can log in to the following platform to communicate with us:

1. Lenovo mobile phone tablet enterprise platform (

2. Lenovo asks (

1234 I reset the new one I bought today.