Download KeyVR, double-click the installation file and follow the steps in the installation wizard.
The first time you launch KeyVR, you will be asked how you want to activate the app.
If you acquired a license, select Activate my license and follow the guide for the your license type:
If you don't have a license yet, you can get one here. You can also select Get a trial which will let you try KeyVR for a limited period.
The trial is similar to the subscription license, which requires a KeyShot Cloud account (free) and that you are online when you activate the trial