Head to Nvidia's download page to fetch the latest version of the GeForce Experience client and click Download Now. Run the downloaded setup file to install the client, and then log in when ...
According to the release notes, the fix is specific to the GeForce RTX 50 series. NVIDIA doesn't go into any more detail ...
The reason why you have to disable the internet is because the minute you uninstall your old NVIDIA driver, Windows will automatically install it again and we need to prevent that from happening ...
If you were "lucky" enough to get hold of one of Nvidia's new RTX 50 graphics cards, you should really check it for problems.