: Do not turn off the power during this time. The process usually takes 1–3 minutes.
: Use a small USB drive (8GB or 16GB is ideal). Format it to FAT32 . Download CV56XL 1920x1200 Firmware rar
Downloading firmware for the (often the CV56XL-U24 variant) requires matching the exact resolution of your panel—in this case, 1920x1200 . Because these are universal controller boards, using the wrong firmware can lead to a black screen or distorted display. 1. Locate and Download the Firmware : Do not turn off the power during this time