You really need to clarify your question with your computer information and exactly what is happening or not happening with your HP VR set.
Check Device Manager and see if your VR Set is recognized or there are any errors showing.
Make sure you have the latest HP VR drivers installed if applicable.
Check your HP VR Manual to see if it has any pointers about your problem.
When you run Windows Mixed Reality utility does it pass or are there any errors showing. If it shows errors or Failed that is probably why your VR set is not working.
Does your computer meet the minimum Hardware requirements: https://support.hp.com/us-en/product/hp-reverb-g1-virtual-reality-headset-copperbq/28341578/document...
SCOPE
Information in this document applies to the following:
Accessories:
HP Reverb Virtual Reality Headset
RESOLUTION
If you encounter performance issues with your HP Reverb Virtual Reality Headset, please check the following:
Make sure your system meets the minimum requirements:
Processor: Intel core i5 6th Gen CPU (or better) or AMD FX-4350 4.2Ghz (or better)
Graphics solution: NVIDIA GTX 1080 (or better)
Memory: 8GB DDR RAM
Available Storage: 10 GB
USB port: 1 USB 3.0
Video port: 1 DisplayPort version 1.3
Make sure your headset is connected directly to a USB 3.0 port and to a DisplayPort (not using adapters, docks, or converters).
Hardware platforms affected : HP Reverb Virtual Reality Headset
By any chance did you install a Plastic Tubing on the VR's cable that came with your VR headset?
If you did that could be the problem according to HP Support on this article: https://support.hp.com/us-en/product/hp-reverb-g1-virtual-reality-headset-copperbq/28341578/document...
The above article came out in December 18, 2020 saying basically that if the customer installed the plastic tubing it might and can damage the VR headset cable.
