Okay, so we know stretch worked with 1280x720 (stretch didn't support the custom mode 1440x900 your monitor claims to prefer).
Try adding to cmdline.txt (end of existing line):and then boot with hdmi cable.
Try adding to cmdline.txt (end of existing line):
Code:
video=1280x720@50DStatistics: Posted by dom — Fri Apr 12, 2024 3:34 pm