What should I do if the vivo system upgrade fails?

Hello, what is your model? You can try the phone Shuangqing, but the things saved in the phone's memory will be deleted, this is the operation method: the phone is turned off and press and hold the volume up button and the power button for 3 to 4 secondsAfter the vivo phone logo appears on the phone, let go of the button to enter the recovery mode, first select Wipe Data Factory Reset, select Wipe Cache Partition after completing the waiting interface jump, and select Reboot after completion System Now can restart the phone immediately, this operation will lose all the data on the phone.

Hello! You can press and hold the power button for 3 to 4 seconds after the phone is turned off, press and hold the volume up button and the power button at the same time in the shutdown state of the phone, after the vivo phone logo appears, let go of the button to enter the recovery mode, first select wipe data factory reset, select wipe cache partition after completing the waiting interface jump, and select reboot system now to restart the phone immediately after completion. (If you do this, you will lose all the data on your phone (except the data on the SD card), including installed apps, **books, SMS, etc.) When there is a serious abnormality in the mobile phone and there is no other way to solve it, use this item with caution.

If you still can't turn it on, it is recommended that you take your mobile phone to the local after-sales service for testing and processing, and the after-sales technician will handle it for you. You can go to vivo official ** to check the address of the after-sales service center:

1. Try force restart.

Force restart phone method (recommended when the phone is frozen or stuck):

FunTouch OS and later models: Press and hold the "Power button" and "Volume Down button" at the same time for more than 10 seconds;

Press and hold the top round button for more than 10 seconds to force restart the phone (applicable to NEX 3 NEX 3S);

FunTouch OS previous models: Press and hold the "Power Button" for more than 12 seconds.

2. If you can't enter the desktop after forced restart, it is recommended to enter recovery mode to clear all data and try to restart again (this operation will delete all data, including: software, text messages, contacts, notes, etc.). Please back up important data before operation to avoid loss);

Ways to enter recovery mode:

1. Folding screen: Operate in the shutdown state, press and hold the "Power Button" and "Volume Plus Button" for about 5 seconds at the same time, enter fastboot mode, press the volume button to select "Enter Recovery", and press the power button to confirm the entry.

Devices listed after September: Press and hold the "Power Button" and "Volume Plus Button" at the same time for about 5 seconds in the shutdown state, enter fastboot mode, press the volume button to select "Enter Recovery", and press the Power button to confirm the entry.

3. NEX 3 NEX 3S: Press and hold the top round button for about a second in the shutdown state, then press and hold the volume plus button to enter fastboot mode, press the volume button to select "Enter Recovery", and press the power button to confirm the entry.

Models released before September: Press and hold the "Power button" and "Volume Plus button" at the same time for about 5 seconds in the shutdown state to enter recovery mode.