In most cases you shouldn’t fiddle with the 3D graphics setting in your GPU control panel. You’ll do better to adjust 3D graphics settings inside games, than at the system level.

In the case of Nvidia, GPU scaling is enabled through the Nvidia Control Panel, while AMD users can find the setting in either AMD Radeon Settings or the AMD Catalyst Control Center.

AMD Graphics Control Panel For an AMD ATI card, you bring up the AMD graphics control panel, known as the Catalyst Control Center, by right-clicking on the desktop and selecting Catalyst Control ...

Open the Device Manager. Expand the Display adapters branch. Right-click on your AMD graphics card driver and select Update driver. Select Browse my computer for drivers. Now, click on the Let me ...

Like AMD, the process for grabbing updates for your Nvidia driver is user-friendly and streamlined. However, the process has changed a bit now that GeForce Experience and Nvidia Control Panel have ...