In this video, I'll show how to fix ERR_GFX_STATE in Red Dead Redemption 2.
Go to "Documents"
Open "Rockstar Games" folder
Open "Red Dead Redemption 2" folder
Open "Settings" folder
Select the "system" file
Right-click it
Move your mouse to "Open with"
Choose "Notepad"
Click on "Edit"
Click on "Find"
Write "API"
Press the ENTER key
Select the "Vulkan" word
Write "DX12"
Click on "File"
Click on "Save"
Close the file
Find all of the files called sga_vulkan
Select all of these files
Right-click them
Click on "Delete"
Restart your computer
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