4G Tianyu mobile phone,I don t know the lock screen password.,How to do it,

Hello, according to your needs, if you forget the Tianyu smartphone lock screen password, you can do it in the following ways:

1.It is recommended that rec. can be performed in the double-clearing modeOperation (this scheme will delete the relevant software or file information on the user's own ** on the mobile phone, it is recommended to operate with caution), the operation method is as follows:

Disassemble the phone and turn it off and then put it in the battery (no need to turn it on), press and hold the volume up button + power button at the same time, and wait for a few seconds before the screen will appear in English, let go, and then use the "volume up key" to select to recovery, remember, "must use the volume up key", after choosing, then press the volume down button + power button at the same time, press it once, and then a small robot will appear, at this time, press the power on button, it will enter recovery mode, Use the volume down button (this time you must use the volume down key), first select the first wipe at the beginning of the English, please press the volume up button to confirm, and then select yes, in OK. Then select the second wipe starting with English and press the volume up button to confirm. Finally, select the first item to restart the phone, and after restarting, you can do it;

2.If it still can't be used normally, it is recommended to contact the national after-sales service site of Tianyu mobile phone and the address of Tianyu national after-sales service center.

Summary. 1. First of all, we can only try the shutdown button. Just press and hold the power button for about three seconds to come out of the reboot and shutdown page.

2. Then in the shutdown state, press the volume button and the power button at the same time, after five seconds, the phone will display, release the power button at speed, and the volume button will not be released.

3. Then the factory reset page will come out, and this interface should be operated carefully, if you have very important information in your phone, you must think about the operation.

4. Then the phone will prompt you to enter yes, click to restore factory settings, then all the data on your phone will disappear, so you should deal with it carefully. If you don't have anything on your phone, you can access it. If you have important information, you can store the password in the computer, memo, or notebook.

Because when setting the password, the system has already reminded everyone that if they forget it, it will not be able to recover it automatically.

1. First of all, we can only try the shutdown button. Just press and hold the power button for about three seconds to come out of the reboot and shutdown page. 2. Then in the shutdown state, press the volume button and the power button at the same time, after five seconds, the phone will display, release the power button at speed, and the volume button will not be released.

3. Then the factory reset page will come out, and this interface should be operated carefully, if you have very important information in your phone, you must think about the operation. 4. Then the phone will prompt you to enter yes, click to restore factory settings, then all the data on your phone will disappear, so you should deal with it carefully. If you don't have anything on your phone, you can access it.

If you have important information, you can store the password in the computer, memo, or notebook. Because when setting the password, the system has already reminded everyone that if they forget it, it will not be able to recover it automatically.

1.First remove the phone battery, wait for more than three seconds before replacing the battery, and when you press the "Volume Up" and "Power buttons" at the same time and hold for more than 10 seconds, the phone will automatically enter Recovery mode.

2.In recovery mode, use the volume up and down keys to select "Wipe Data Factory Reset.""(Erase all data, and factory reset" item, and then press the "Power Key" to confirm the operation.)

3.Then the "" window will pop up, use the volume up and down to select "yes, delete all user date" (clear all user data), and press the "power key" to confirm.

4.Once the cleanup operation is complete, use the volume up or down to select the "Reboot System Now" item and press the "Power key" to confirm. Then the phone will automatically restart and go to the desktop. The lock screen password is successfully cracked.

Have a good life, pro

Question: The battery needs to be disassembled by a professional.

Have a good life, pro

Question: Didn't ask.

A4Once the cleanup operation is complete, use the volume up or down to select the "Reboot System Now" item and press the "Power key" to confirm. Then the phone will automatically restart and go to the desktop. The lock screen password is successfully cracked.

Have a good life, pro

Hello, according to your needs, if your phone belongs to a smartphone and comes with recovery mode, it is recommended that you can enter the recovery mode first, and then do double clearing to see if it can be used. How to enter recovery: Press and hold the volume up button + power button, wait until the red screen is released, use the volume button to select the two lines of English at the beginning of wipe, press and hold the power button, confirm, and then select the first item to restart the phone.

If it still cannot be used after operation, it is recommended that you contact the after-sales service center of Tianyu to check.