Family Life How do you change what GPU your laptop is using? How do you change what GPU your laptop is using? - Open the Nvidia Control Panel. ... - Select Manage 3D Settings under 3D Settings. - Click on the Program Settings tab and select the program you want to choose a graphics card for from the drop down list. Related Posts:Will GPU prices drop in 2021?Is it worth upgrading my GPU?Does it matter what graphics card I get for my PC?Is a GPU better than a graphics card?