How to return OriginOS 3 to OriginOS 4

Recently, many friends are paying attention to vivo. Vivo mobile phones are one of the favorite brands of many domestic users. Many friends will choose to buy the latest vivo mobile phones, but this is the first time for me to get involved with vivo. There are manyI don’t know how to operate the details. For example, I feel that I am not used to the new system and want to downgrade, so the editor has compiled an introduction on how to return OriginOS 4 to OriginOS 3. I hope it can help everyone!

How to return OriginOS 3 to OriginOS 4

StillI would like to remind everyone that downgrading may be risky and should be done with caution

Before downgrading the system, it is recommended to back up the phone first and then clear all data on the phone to ensure that the flashing is not affected by abnormal data.

Note: Please back up important data on your phone before clearing it to avoid data loss on your phone.

1. Enter the vivo official website to use the vivo mobile system downgrade package tutorial.

1. Before downgrading the system, it is recommended to clear all data in the phone to ensure that the flashing is not affected by abnormal data.

Note: Please back up important data on your phone before double clearing to avoid data loss on your phone.

2. After clearing the phone, we can officially start flashing the firmware and downgrading the phone system.Download the downgrade package, find the corresponding model, and after the download is complete, place the upgrade package in the root directory of your phone's USB flash drive or SD card (do not put it in any folder).

Note: The screen cannot be operated in recovery mode. The volume up and down keys can move the cursor, and the power key determines options.

2. When the phone is turned off, press and hold the power button and the volume up button at the same time until the word vivo appears and then release it. The phone will automatically enter recovery mode.

3. Select "Install upgrade software", the interface will jump, and a choice of upgrading from built-in storage or external SD card will appear.

For example: the downloaded installation package is placed in the root directory of the mobile phone's U disk, and you can select the mobile phone storage.

4. Then it will jump to the interface for selecting the upgrade package, and select the upgrade package downloaded in advance.

5. There is a progress bar on the upgrade interface. The upgrade is completed after the progress bar is read.After the progress bar is finished reading, it will prompt that the installation is successful.

Click OK to jump to the recovery interface, and finally restart the phone.

At this point, the downgrade of the mobile phone is completed.

Note: The advanced options are only for after-sales staff, please do not use them, we only need to use the upgrade and dual clear functions

The tutorial on how to return OriginOS 4 to OriginOS 3 is as shown above, but everyone must pay attention to the risks. The data in your mobile phone cannot be guaranteed to be intact, so if you feel that you cannot bear the risk, you should still consider it carefully. Everyone wants toIf you want to update the system, it is recommended to read some reviews before updating.