World of Warcraft Classic: "Unable to start up 3D acceleration" error message

Symptom

Whenever you start the game or switch to window mode, are you seeing the following error message?

(Figure.1 World of Warcraft was unable to start up 3D acceleration)

Affected systems

• Any Dell Gaming PC with discrete or add-in graphics installed

Solution

1. Do you have a program with an overlay feature installed on your PC?

   • Yes, you have a program like Discord, GeForce Experience, Steam, etc. installed

     1. Open the program settings

     2. Disable the overlay feature

     3. Restart the program and test for the error to return

   • No, you don't have a program with an overlay feature installed

2. Contact Us for further troubleshooting if the error continues