I am encountering a similar issue to a few others where my Anbernic RG35xxH is always booting in HDMI mode. Whilst I’m tempted to just reflash my SD card and restore everything I have backed up since it doesn’t take that long, I figure I’ll post here in case there are any suggestions or it helps wit…

[image] Jimgles: I hope I’m understanding this right, I put the script in the highest level folder of my SD card named “ROMS” and tried to boot it, with no joy. Ensure it is on SD1 and that it is at the root level, not inside the ROMS folder. Next to it.

After more digging I’ve realised that my SD1 directory is named ROMS, this is where I placed the script

Place it next to ROMS outside of the folder, so when you are looking at it, you can see both the oops.sh file and the ROMS folder on SD1.

Hi! I have the same problem, although with a RG34XXSP… I was just playing some GBA Game, closed the lid of the device, and when i opened it back up, the system was stuck - so i reset it with the reset button. When booting, i got the MustardOS bootlogo, but after that, a black screen. I found this …

Have you tried increasing the brightness with menu+vol up after the system is boot up? Also, don’t use reset, use the safe restart/shutdown hotkeys. [image] When should the reset button be used? FAQ What does the reset button do? The reset button is hardwired …

HDMI Boot Trigger Issue

Issues 2601 Jacaranda

bgelmini April 26, 2026, 1:54pm 6

Have you tried increasing the brightness with menu+vol up after the system is boot up?
Also, don’t use reset, use the safe restart/shutdown hotkeys.