Nvidia has released the latest GeForce 466.55 Hotfix driver which according to its changelogs fixes two of the main issues related to RTX 20 series GPU with 4K UHD TVs and 4K @ 120Hz display modes.
GeForce 466.55 Hotfix Driver Changelogs
GeForce Hotfix display driver version 466.55 is based on our latest Game Ready Driver 466.47.
The 466.55 hotfix addresses the following issues:
- [RTX 20 series][GTX 16/10 series][HDMI] 4K @ 120Hz display mode is not available from display settings 
- If GPU is connected to a 4K UHD TV, the system may freeze when launching a VR game 
Download GeForce 466.55 Hotfix Driver
You can click the appropriate link below to download the latest GeForce 466.55 hotfix driver:
The latest GeForce 466.55 Hotfix driver follows the recent release of the latest Nvidia Game Ready Driver version 466.47 WHQL.
To recall, GeForce Game Ready 466.47 WHQL driver released last week brought support for the recent release of Days Gone on PC with increased levels of detail, higher foliage draw distances, native 4K rendering, a configurable field of view, ultra-wide monitor support, unlocked frame rates, and more.