The UI is sparse but functional:
It is highly compatible with Windows 7, 8, 10, and 11. Rk Android Tool V2.7.1
Note : System/Userdata partitions may take 10–20 minutes over USB 2.0. The UI is sparse but functional: It is
: Windows (specifically designed for Windows environments; Linux users typically use the Linux Upgrade Tool or rkdeveloptool). Rk Android Tool V2.7.1
If the tool hangs or errors at this stage, it usually means the tool cannot talk to the device's flash memory properly. Common fixes include: Switch to Maskrom Mode