How to unlock vivo phone Y71A if you forget your password?

If you forget your lock screen password, please refer to the following methods:

Based on consumer privacy and information security, the lock screen password needs to be manually set and confirmed by the consumer and stored in an encryption algorithm. Locally on the phone, the phone does not have the function of automatically setting a password or changing the password, and vivo/iQOO does not have a way to obtain the lock screen password of the phone. Once the lock screen password is forgotten, it will be impossible to unlock the phone and retrieve the data in the phone.

If you enter the wrong password too many times on the lock screen, a reminder will be displayed on the screen to inform you that your phone is locked. First, please carefully recall whether you have changed your password on your own, or whether your password has been changed by a relative or friend. If you still can't unlock your phone after trying several times, please try the following methods.

1. Reset your phone through cloud service

If you have turned on the "Find Phone" function on your phone before forgetting your password, you can try to access the cloud service web page through other devices and log in. vivo account and enter the "Find Phone" page, select "Data Backup", back up the data to the cloud service, and then select "Clear Phone". This will clear all data from your phone, including passwords. If the "Find Phone" function is not turned on, but the phone can currently be unlocked through biometrics (fingerprint or face unlock), you can first connect the phones to each other and transfer computer version backup data, then open the cloud service APP to turn on the "Find Phone" function, and log in On the cloud service web page, enter the "Find Phone" page and operate "Clear Phone".

*Note:

① The "Data Backup" on the search phone page can only back up contacts, text messages, schedules, notes and other data that supports automatic synchronization to cloud services, and does not support backup. For photos and videos, please confirm the data backup status on the cloud service web page after sending the command. If the photos and videos have not been backed up in the cloud service, the photo and video data will be lost when "clearing the phone".

② If the screen displays the words "To protect data security, all functions can only be used after unlocking", it means that some functions of the mobile phone have been disabled. In this scenario, the mobile phone will not execute the relevant instructions sent by the cloud service web page. Such as data backup, clear phone and other instructions.

2. Reset the phone through Recovery mode

Some models can use Recovery mode to reset the phone. This operation will clear all data in the phone, including password. If you backed up your phone data before forgetting your password, you can restore the relevant data after resetting your phone. If the data has not been backed up, the data on the phone will not be retained, and once the data is cleared, it cannot be restored.

Step 1: Turn off the phone

Press and hold the power button until the power off slider or button appears on the screen, drag the slider or click the button to power off, and then wait for one minute to make sure The phone is completely turned off.

Note: If you have previously turned on the "Lock screen needs to be unlocked to shut down" function of your phone (Settings

> Security > Lock screen to shut down requires unlocking), you need to enter the lock screen password to shut down. At this time, you can press and hold the power button and the volume down button at the same time for more than 10 seconds to force restart the phone. When the phone restarts with a black screen, follow the subsequent steps. You can also wait for the phone to run out of power and then turn it off. If it is charging, follow the next steps.

Step 2: Put the phone into RECOVERY mode

1. When the phone is turned off or restarted, press and hold the power button and the volume up button at the same time before the screen turns on 3~ Release the button after 10 seconds until the screen displays FASTBOOT.

2. Press the volume down button to move the cursor to "Enter RECOVERY" and press the power button to confirm entry until the screen displays the word RECOVERY. At this time, the phone has entered RECOVERY mode.

Step 3: Clear data (only supported by some models)

1. Select "Clear Data" on the RECOVERY mode interface, and then select "Clear All Data". The data will be cleared, please wait patiently for the clearing to complete.

2. When the screen displays the message Clearing Successfully, select "Return" to return to the RECOVERY mode interface, then select "Restart", and then set up and use the phone.

*Note: After using the Recovery mode to reset the phone, if you enter the activation interface (display: Activate device), it is because the phone has turned on the "Find Phone" function. Enter the correct vivo account password. Can enter the system. If you forget your vivo account password, you can click here to try to reset it.

3. Go to the service center for processing

If you still cannot unlock your phone through the above methods, please bring your purchase voucher and mobile phone to the vivo customer service center to flash and unlock it. After the service center flashes the phone to unlock it, all data in the phone will not be retained.

Note: In order to save valuable time, it is recommended that you call the service center in advance to confirm the service center’s business hours and whether the spare parts inventory is sufficient.