If loader mode fails, use button → requires driver support.
Rockchip doesn’t maintain a public-facing download portal for end-users. Instead, they provide the tool to OEM partners. However, you can find the official package mirrored on: Rkdevtool V2.71 Download
: While V2.71 is a stable classic, newer chips like the RK3588 often require V3.15 or higher. If loader mode fails, use button → requires driver support