If you are referring to a texture pack or config file for a specific game (like Minecraft or Fortnite), you must also update the game's internal configuration file:
Click , then run restart64.exe (found in the CRU folder) to apply the changes. GPU Control Panels (NVIDIA/AMD/Intel) : Stretched Res Pack For 768x500
: Navigate to %AppData%\Local\FortniteGame\Saved\Config\WindowsClient , open GameUserSettings.ini , and update all ResolutionSizeX/Y and LastUserConfirmedResolutionSizeX/Y values to If you are referring to a texture pack
: Open Radeon Software, navigate to Settings > Display > Custom Resolutions > Create New . : Right-click the desktop, open NVIDIA Control Panel,
: Edit options.txt and look for overrideWidth:768 and overrideHeight:500 .
: Right-click the desktop, open NVIDIA Control Panel, go to Change resolution > Customize > Create Custom Resolution . Enter (Horizontal) and (Vertical).
. Ensure the refresh rate matches your monitor's native specs.