Hope this tutorial helps! if you have any questions or something didn't work or you need more clarification leave a comment so I can do better in the future!
OpenVR2Key: https://github.com/BOLL7708/OpenVR2Key/releases
The SmoredBoard BETA is only availble to those who got randomly selected to be in Wave 1 of the Beta, if you have signed up and didn't get an email, that just means you weren't randomly selected. You can still sign up to be in Wave 2 of the beta though! (go to smoredboard.com)
My SmoredBoard Profile: https://drive.google.com/file/d/1Pk0rCUZkKbgE_iUli0IcN0YogtDMLd2P/view?usp=sharing