Since KMS ignores config.txt, you can try to force 4K 60Hz via a kernel argument:
Edit /boot/cmdline.txt and add:This forces the resolution to 4K at 60Hz.
Edit /boot/cmdline.txt and add:
Code:
video=HDMI-A-1:3840x2160M@60Statistics: Posted by ahsrabrifat — Sat Mar 15, 2025 6:08 am