With the new Cycles render engine in Virtual Worlds it is now even more important to make sure your graphics cards and drivers are updated regularly. Cycles render engine now uses the graphics card in your machine (where possible) rather than the CPU Virtual Worlds has used in the past (You can still use the CPU to render in Virtual Worlds if you choose too). To find steps on how to update your graphics driver, select the brand of your graphics card below.
Nvidia
The Nvidia app is where users update their graphics drivers, you can download the Nvidia App from the link below
Download NVIDIA App for Gamers and Creators | NVIDIA
For support with Nvidia graphics cards follow the link below
Product and Technical Support for GeForce Products | NVIDIA
AMD
To update AMD graphics card you can follow the link below
Drivers and Support for Processors and Graphics
For support with AMD graphics cards you can follow the link below