This assumes: Bootloader unlocked, PC with ADB/fastboot, and downloaded lineage-21.0-*.zip + vbmeta.img + boot.img .
To flash a custom ROM, you need the following tools and files: custom rom for oppo reno 6 5g
The OPPO Reno 6 5G XDA Forum is active for discussion but lacks dedicated ROM threads for this specific model. This assumes: Bootloader unlocked, PC with ADB/fastboot, and