Instructions on how to a dump using tools like RKDevTool . A guide for rooting your device once you have the backup.
The developer explicitly states this tool is used at your own risk. Incorrect usage can lead to data loss. Rkdumper Download
Rkdumper is a scalpel. In the hands of a surgeon, it saves data. In the hands of a thief, it trespasses. Be the surgeon. Instructions on how to a dump using tools like RKDevTool
rkDumper is a lightweight command-line utility used to dump (backup) the firmware from devices using Rockchip chipsets (such as RK3228, RK3318, or RK3566). It is particularly popular in the Armbian forum community for users trying to save their stock Android firmware before flashing custom Linux-based operating systems. Rkdumper Download