Hey there, makhmudavaev! We hate to see that you're having trouble connecting your Rift headset to your PC. We would be more than happy to help you with this issue so you can get back to enjoying your VR experience!
So we can get a better understanding of what's happening, could you please let us know if you've tried any of the following steps?
- Checked your port drivers to make sure that they were updated.
- Ensure that your PC meets the minimum requirements in order to run.
- Are you using an adapter or extension cable, and is it connected directly to your monitor?
Please let us know whenever you can!