My OPPO phone phone model R831S The system cannot be updated. Don t know what s going on? Solve

Server exception 3Abnormalities caused by phone rooting. If your phone has been rooted, please back up your data, flash and unroot to see if you have successfully flashed to the latest version, if your phone has not been rooted, please back up your data and flash the upgrade in engineering mode.

If you fail to flash the computer in engineering mode, please back up your data to the customer service center to upgrade or re-flash the computer according to the flashing method in the tutorial. Attached is a national customer service center inquiry link:

If you have any other questions, you can enter the OPPO enterprise platform to ask customer service questions!

It's better not to update the system, it's not as good as the original.

Restore the factory settings, it is best not to update, the more you update, the slower it will run.

Hello, if you want to root your phone, you must use professional software! It is recommended that you use the app treasure to root, but the root access obtained on the mobile phone is not very stable, so it is recommended that you still use the app treasure to get root on the computer. After the phone is connected to the computer with a data cable, it will automatically recognize your phone and actively install the driver, after the connection is successful, you can use the one-key root function when you enter the toolbox, as shown in the figure below.

It is recommended that you back up the important text messages, **, and data in your phone before rooting, just in case. After rooting, it also supports the functions of cleaning and optimizing your phone, file management, app installation, moving, uninstalling and deleting.

Hello !

OPPO R831S 4G phone, it's not that it can't be rooted, but all the one-click root tools failed to crack it

It is recommended that you flash the 3rd party recovery first, and then use the root package.

Or use a 3rd party ROM package with root to flash the phone to solve the problem!

Because the rooted phone increases the risk of mobile phone data theft, it is not recommended that you use the rooted mobile phone to operate services such as online banking or quick payment

Hope this helps you!!

OPPO phone model R831S can be used.

There are many software for phone rooting.

You can open the toolbox of AppTreasure to find the recovery root key, and AppTreasure can make it easy and convenient for you to manage your phone's resources.

And through the application treasure to identify and install hundreds of thousands of security software and games, easily manage contacts, text messages, **, ** and other local information.

In the toolbox, there are also a variety of functions such as one-click root data backup, phone management, etc., and mobile phone application detection process management to help you keep your phone in the best condition.

With Dingdong root, Shenma mobile phone is rooted with one click

Follow the prompts to find the corresponding model.

Hello,The system cannot be upgraded after the phone is rooted,If you want to upgrade the system,It is recommended that you find your phone's forum on the Internet,Flash it in it。

Hello, the operation method of the mobile phone stuck in the boot animation interface.

1. Eliminate hardware damage, whether it is water, drop or squeeze the mobile phone;

2. Installing software with poor compatibility causes the system to be abnormal;

3. Problems with the system itself, such as system instability after root;

4. The firmware of the mobile phone is damaged, which can be solved by redoing the system upgrade of the mobile phone;

5. If the battery is fed, it is recommended to charge for 30 minutes and then press and hold the power button for 10 seconds to try;

6. If the above methods still do not work, it is recommended to go to the local customer service center to deal with it.

If you don't know how to flash the upgrade, you can back up the data to the customer service center to upgrade, if you have other questions, you can enter the OPPO enterprise platform to ask customer service questions!

Go to the official website first to see if there is an update, and then update it under the wifi network.

1. Before flashing, copy the ZIP format ROM file (ZIP single file, no need to decompress) to Find 7 internal storage or external TF card (it is recommended to put it directly in the root directory);

2. Then turn off the phone, press and hold the volume down at the same time, and then press and hold the power button to enter the "OPPO recovery mode" as shown in the figure below;

3. Then follow the following ** tutorial to flash in the ROM;

<>4. How to solve the problem of flashing in the ROM (**ROM network instability leads to file corruption, etc.), and the flashing error cannot enter the system? In case such a situation occurs, you only need to enter the OPPO recovery mode above, select "U disk storage mode", and then connect the phone and the computer, copy the re-** ROM package to the mobile phone, and follow the flashing steps to re-clear (double clearing: that is, clear data and cache) and flash it.

Flash wizard, automatically brush on the computer.

Are you upgrading to the latest version? Or flashback to the previous version? It is very likely that the installation package under you is incomplete.

2. If the system upgrade fails due to root operations before flashing the phone, it is recommended to use the flashing package upgrade mode.

If the flashing package upgrade fails, we recommend that:

2. Before flashing, the mobile phone did not carry out the double clearing operation, resulting in the failure of some cache data in the system, it is recommended to double clear before flashing;

3. If the system failure of the mobile phone, or the operation of cracking the original system, etc., resulting in the failure of the system upgrade, it is recommended to re-flash the phone.

If none of the above methods can be successfully upgraded, it is recommended to back up the important information of the mobile phone first, and bring the mobile phone, invoice and warranty card to the local OPPO customer service center for testing and processing.