Unlocking the bootloader (required for root) will erase internal storage.
The tool identifies the most suitable exploit for a device by fetching data from a cloud server, requiring an active internet connection during the process. kingroot 4.8.1
Do you have a you're trying to root, or How to Root Android Device Using KingRoot - iMobie Unlocking the bootloader (required for root) will erase
The app attempts multiple exploits automatically and installs its own su binary and management daemon. kingroot 4.8.1