: Use a USB flash drive (8GB or smaller is best) and format it to FAT32 .
Before downloading, ensure the firmware matches your hardware exactly: : Confirm your board is indeed an RDA8501CP531 . Download RDA8501CP531 1920x1080 General USB rar
: Once the LED stops blinking or stays solid, remove the USB drive and restart the TV. ⚠️ Critical Warning : Use a USB flash drive (8GB or
The indicator light (LED) should start blinking rapidly, indicating the update is in progress. indicating the update is in progress.