Why does the vivox3s update system always fail to update?

1. After the phone is rooted, it cannot be upgraded normally.

2. You can enter through the dial-up interface: * * to check the NV parameters, is root=0, which means that there is no root, and is root=1, which means that the root has passed.

3. The rooted mobile phone can be restored by firmware upgrade, you can go to the official website**The firmware package of the corresponding model, path: enter the home page of the vivo official website - service - search for the corresponding model and click on the resource **** good firmware package, the specific operation tutorial: enter the official website home page community - section - v powder game machine - play machine skills - search the official website firmware upgrade operation tutorial This post has a detailed step introduction.

Hello! Has your phone been rooted? You can enter :

*Check the NV parameter, is root=0, which means that there is no root, and is root=1, which means that it is rooted. If the phone is rooted, it can't be upgraded normally: it is recommended that you go to our official website**A full package corresponding to your model for firmware recovery::

After you enter, enter your mobile phone model in the search box, click Search--Resources**--Firmware Upgrade--Full Package**, and then**After that, don't unzip it, copy it directly to the root directory of the mobile phone USB flash drive, and operate according to the following tutorial.

Firmware upgrade instructions.

If you don't know how to operate, you can also take your mobile phone to our after-sales service center and let our after-sales service center professionals help you recover

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.

The vivo phone upgrade failed.

1. Press and hold the power button for 30 seconds to force restart the phone;

2. If it can't be turned on, it can be specialized.

It is recommended that you do the following to solve the problem: bai

1. Restart your phone.

Upgrade to check it out; du

Putting the update package on the built-in storage or SD card and upgrading from the local area can avoid the problem of upgrading or failing to update after the phone is rooted.

1. It is recommended to press and hold the power button for ten seconds to force restart the phone.

2. You can try the double clear of the mobile phone, but the things saved in the memory of the mobile phone will be deleted, this is the operation method: the mobile phone is turned off and the volume up button and the power button are held at the same time for 3 to 4 seconds, after the vivo mobile 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 will do the trick by restarting the phone immediately, and you will lose all the data on your phone.

3. If it doesn't work, you can go to the local after-sales service center for testing and processing, and the address of the after-sales service center can enter the home page of the vivo official website - service - outlet inquiry - inquiry.

If the phone fails to upgrade and do not turn on, it is recommended that you press and hold the lock screen button for 10 seconds to restart the phone, then press and hold the lock screen button and the volume plus key at the same time, and when the vivo interface appears for the first time, release the lock screen button and continue to press and hold the volume plus key until you enter recovery mode, and select wipe first

data/factory

reset to erase all data Restore settings, wait for the interface to jump, and then select rebootsystem

Now restart the phone to try and erase all data: all data on the phone will be lost (except for the data on the TF card), including installed apps, **book, SMS, etc.

If the mobile phone still cannot be restored by this method, it is recommended that you bring the mobile phone to our after-sales service center for processing, and the after-sales service center address and ** can enter the homepage of the official website - service - outlet inquiry - for inquiry.