What is the original password of the Lenovo A820 T

Please verify that the password you mentioned refers to the password you set?

First, if it is a mobile phone screen lock.

1. You can try the "Use adb to delete forgotten lock screen passwords!" posted by other players on the Android forum. ”

address: This operation is risky, please be careful).

2.There are certain risks associated with the above operations, so we recommend that you go to the local maintenance site as soon as possible for the engineer to unlock it;

Site queries. Second, if you are in the system settings - security - set SIM card lock, and forget the PIN number password (four digits) that need to be entered when booting up, after entering the wrong PIN code three times in a row, the SIM card will be automatically locked, you must enter the PUK code to unlock, PUK code is a personal unlock code, PIN code is related to SIM card, and has nothing to do with mobile phone, PUK and PIN code are provided by the network operator, it is recommended that you consult the local operator.

3. If it refers to factory reset password, you can try 0000 or 1234.

How to break the password pattern of the unlock screen: no need to flash, no need to restore factory settings, one program, one computer, easy to do.

2. After installation, connect the mobile phone to the computer, open Master Zhuo, and confirm the successful connection (no Android machine, after the connection is successful, the homepage of Master Zhuo will be displayed).

3. Open the practical tools in Master Zhuo.

4. Utilities---Advanced Tools--- Clear Lock Screen Password5. A window appears, and the window prompts "Master Zhuo did not detect the password in your device settings", click OK.

6. Turn on the phone, the unlock pattern interface appears, and you can enter the main interface of the phone by drawing a pattern at will7.

8. This is the end of the tutorial.

Hello! It's a pity!

If you have forgotten your phone screen password, it is recommended that you go to your local repair station and have an engineer unlock it.

Inquire about authorized maintenance sites on the official website.

Comes with a screen lock unlocking method.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

Dear Lenovo users, you can set it up and try it out through the following methods:

1. After powering on, press the delete key of the keyboard to enter the BIOS interface2, find the user password option, which is off by default3, activate and enter the user password (1 8 digits, English or numbers). Please be prompted to enter your password again.

4. Restart the machine after saving and exiting.

The steps to set up the BIOS password are the same for all computers, but the keys to enter the BIOS interface are different, it may be F9 or Delete, about the settings after entering, you should know a little English.

Step 1 Start the computer and press the [del] button to enter the main BIOS settings interface.

Step 2 In the BIOS main menu, there are two options to set a password, they are "Set Supervisor Password" and "Set User Password".

Step 3 Select one of them and press enter, enter the password when the Enter Password dialog box appears. If you are setting this for the first time, enter the password should not exceed 8 characters, and note that this password is case-sensitive. When typing, the screen will not display the entered password, press the [Enter] key after entering.

Step 4 Immediately after that, the confirm password dialog box appears, enter the same password again (note: the original intention of this item is to verify the password just entered, if the password entered twice is inconsistent, you will be asked to re-enter it).

Step 5 Then in the BIOS main menu, select the "Advanced BIOS Features" item, select the "Security Option" item with the cursor key, and use the [Page Up Page Down] key on the keyboard to change the option to System.

Lenovo Phone Tablet Service & Support**:

Hello, you don't need a password to do a factory reset, right? Did you set a lock screen password?