How to root Android phone without connecting to computer Lenovo S820 after success

Dear Lenovo users, hello!

Dear Lenovo users, hello!

First of all, we don't recommend you to root and flash your phone.

After that, it will cause the phone to be unstable, and once the operation is wrong, the phone will not be able to be used normally.

2.The official firmware has undergone extensive testing and can be used stably.

Or after flashing, it will affect the warranty of the phone.

Therefore, we do not recommend you to root and flash your phone; If you have any questions during the use of the mobile phone, you can contact our mobile phone after-sales service for consultation and feedback; We will have a dedicated engineer to solve all aspects of your problems.

Install 360 one-click root or kingroot on your phone, and then use the software to root it. When rooting, the phone should be connected to the Internet, and it is recommended to do it under Widi conditions.

Hello. Sorry, because root has certain risks, and may affect the normal warranty status of the device, the official does not encourage users to obtain root permissions by themselves, please understand. At present, we do not provide root-related technical support, please consider carefully to avoid unpredictable negative results caused by improper operation.

If you need other help, you are welcome to contact us or visit Lenovo at any time

Consult to find out.

Dear Lenovo users, hello!

Lenovo does not recommend users to root, after root, you will lose the software warranty, restore the system or involve software problems need to charge a certain fee, hardware is still warranted, so please be cautious.

If your problem is not solved, you can complain, put forward your valuable opinions, and then transfer to manual service.

If you use the phone normally, there is no need to root,After rooting, you can get the highest privilege of the phone,You can delete the programs or software in the phone that you don't need, including system programs,You can use some software that requires root access such as mobile phone screenshots,If you want to flash the phone, you also need to root。

Play machine must be rooted!

For example, if you overclock you want to root

Root can delete system files that you don't think you need, and you can also install some special software, which is very useful for some phones with small memory, but don't delete system files blindly, it will paralyze the phone.

Yes,You can play a lot of things after you solve it.,If you're not an enthusiast, you don't want it.,There's no warranty after root.。

This is likely to be the first time you opened the software and accidentally clicked to reject.,If there is super permission in the phone,If not, there is no root.Set up an inquiry, and then see if the log is rejected, if so, delete the log, and open the software next time to allow it.

Go to the machine to search,There are detailed tutorials in the forum,I don't know if your mobile phone supports z4root,It can be rooted,You can also unroot,I haven't used Lenovo's machine,You can do it yourself。

The next 360 mobile phone guard is more convenient.

Use Master Zhuo to unroot first and then restore root

One-click root, if it doesn't work, use one-click root enhancement, my phones basically use these two.

It should be possible to flash the sprite.

Flash the machine to try.,My phone turned out to have that problem.,Just brush it once.,I don't know if yours is.。