Most users utilize the "USB Auto-Update" method. You must extract the .rar file and place the .bin firmware file on a FAT32-formatted USB drive.
Newer versions of this board often support resolution matching via remote codes, which can sometimes bypass the need for a full firmware re-flash. Installation Experience Download CV56XL 1280x1024 Firmware rar
This firmware is designed to bridge the gap between a standard universal board and legacy 4:3 or 5:4 aspect ratio monitors. Most users utilize the "USB Auto-Update" method