Step 1) Download and run Spatial on your HoloLens from the Microsoft Store.
Step 2) Log into app.spatial.io in your browser, create an account using your professional email or log in with SSO. Make your avatar by taking a photo or uploading one via your Profile later.
Step 3) To Pair your device, enter the code in the headset into the web app. The Code will appear in your headset or click "New User" on the device.
Poke forward on the room you want to join in Spatial
Tap on Wall with "pinch gesture" (index finger to thumb) to initialize tracking