Any advice, been using for over a year and suddenly stopped
This usually happens because a permissions prompt gets declined or didn’t pop-up for some reason. What happens when you click retry, do you get a UAC prompt? If so, be sure to hit yes.
If that doesn’t work, I recommend starting by fully closing SigalRGB, including any related services in Task Manager. Next, uninstall SignalRGB and then download the latest installer from the website. If all else fails, please email [email protected] with any logs you might have.