Android phones Clear Lock-screen password method

To achieve the first problem of cracking

Make sure the phone is connected to the computer properly, and the phone driver is properly installed on the computer. , usually, the mobile phone and computer connected, open the mobile phone management software, in the case of computer networking, mobile phone-driven automatic installation can be realized.

The mobile "USB Debug" switch is on.

The above conditions are available when the crack method

Using tools to achieve cracking:

For example, we can use the "Brush Machine Wizard" software to achieve a lock screen password cracking operation. Of course, can also use other mobile phone management software to achieve cracking operations.

To crack manually:

into ADB mode, we can use mobile phone management software to enter the ADB model, or directly through the Msdos interface into.

Enter the command "adb shell Rm/data/system/gesture.key" for a lock-screen password cracking operation.

How to crack a lock-screen password when USB debug mode cannot be turned on

Enter the recovery mode, you can enter by pressing the corresponding combination of the mobile phone key.

Then select the "Wipe data/factory reset" item, the data will be eliminated, and finally restart the mobile phone can restore the factory settings. Note that this method will remove all the data from the phone, and how it is possible to do a good job of backing up your data.

Method Two: adb unlock click download adb unlock tool

Required: USB debug mode is turned on (MIUI system opens by default)

1, mobile phone connection to the computer, to determine that the ADB drive has been installed (method:), extract ADB toolkit to C disk

2, open cmd input CD c:adb (open the directory of the ADB)

3, then enter the ADB shell

4. Continue typing CD Datasystem

5, input ls to view the file in Datasystem, if set the password will have Gesture.key or Password.key

6, if set is the pattern password please continue to enter the command: RM Gesture.key, if set is simple password please enter the command: RM password.key

7, enter the reboot command or manually restart the phone for effective, or now direct sliding unlock, any password can unlock, the proposed restart. (pictured below)

Method Three: Google account unlock

Requirements: Before the lock machine set up, login Google account, account password known, and mobile phone can be networked.

1, randomly enter the password 5 times, the system prompts 5 times input error, 30S retry;

2, at this time the unlock interface will be prompted to "forget the password", click on the input set before the Google account and password can immediately unlock.

Method Three: Clear the data unlock

Advantages: No restrictions, applicable to users without important information.

1, shut down the state at the same time press the Power-on key + volume plus key, into the recovery.

2, the choice of Simplified Chinese-empty data-clear user data, restart into the system, this operation only delete user data, the software can be retained.

Measured

1, set up a Google account, in the context of network verification

Set up Google account, in the unlock interface does not "Forget password" option, only 5 times after the error will be prompted, click and enter the account password, you can clear the lock screen password, at this time, if the phone is not networked, you can not login unlock.

If you do not click "Forget password", continuous error input 20 times, the landing interface automatically pop-up, at this time only login Google account to immediately untie, after the restart is still this landing interface, such as landing account, the effect is also clear the login password.

2, no Google account in the case of testing

After losing 5 consecutive times, there is no "forgotten password" icon, continue the error input until 25 times, still only prompts 30S and then re-enter.

"Summary and Experience"

1, the method of a request to turn on USB debugging, and the mobile phone has obtained root authority; Method Two requires a known Google account, and the phone can be networked. Method Three is not required, but is a kind of violent unlocking.

2, regular to the important information to do backup, in order to prevent all kinds of accidents; Set the lock screen password to turn off the USB debugging, to prevent others to use the above methods to break the password to steal personal information; be sure to set up a sync Google account on this computer, and open the network.