

Reason 3: Root Android in wrong modeĮach Android root tool has different requires. Solution: Copy OTA and ICS packages to your SD card and root your Android by means of flashing your phone. But the traditional way of OTA upgrade will lead to root failed. Reason 2: Root failed due to the root packageīy default, Android devices support OTA or ICS upgrade. On the other hand, if you just get a latest Android phone model, you’d better wait for the developers to release update. Solution: When root Android device, go to the official website of the toolkit, check if your device is supportive, and then download and use it. If you use Kingo Root on a device with Android 4.0, it will fail.

Reason 1: The rooting tool does not support your device modelĮvery Android rooting toolkit has the special supportive devices, for example, Kingo Root is compatible with the devices running Android 4.4 and above. In this part, we will identify the common causes and share the corresponding solution. The reasons why root failed are various in different cases.

"I want to root my old Android phone to free up internal storage and improve the performance however, it just stuck at 90% and stop, I have tried several ways to troubleshoot root failed including use another cable or different computer, make USB Debugging mode and Unknown sources on, etc.
