To set your default OpenXR runtime follow the step by step guide that corresponds with the VR headset of your choice.
NB! Please note that your VR software must be running with administrator rights to be able to set your default OpenXR runtime.
Windows Mixed Reality

- Start the Mixed Reality Portal software
- Click the ‘Fix it’ button on the notification banner at the top of the screen. This will set Windows mixed reality as your default OpenXR runtime.
Oculus

- Open your Oculus software
- Navigate to Settings -> Beta
- Click the ‘Set Oculus as active’ button to choose Oculus as your active OpenXR runtime
- Depending on your Oculus software version this option can be under ‘General’
HTC

- Start Vive Console
- If your runtime is not set to Vive a popup will appear
- Select yes to set Vive as the default OpenXR Runtime
SteamVR

- Open SteamVR
- Open the settings through the hamburger menu
- Select the Developer tab
- Press ‘Set SteamVR as OpenXR runtime’