The most reliable solution for me is just turning off G-sync straight up, but I do play games on the same computer I use Photoshop on, so always going to the control panel every time I play and use Photoshop to switch G-sync gets annoying. Fortunately, someone made a program to switch G-sync on and off more convenient: GsyncSwitch by kwizatz88 on GitHub. The program allows you to switch G-sync, as well as other monitor tech, directly from the System Tray.
... View more