Well, when everyone else seems to have gotten it to work, and you haven't managed to get it started, perhaps the best course of action is not to leave a bad review for a game you haven't even played, but maybe, instead, politely ask for help.
Hello there, all our games work 100 %. Has been tested by thousands of people. Please see the instructions. You need to copy over the game files.
Installation
Before you are able to run the full game of Jedi Knight: Jedi Outcast in VR you will need to:
STEP 1: Click "Download App (Sideload) to install JKXR.
STEP 2: On your Quest, Start JK XR for the first time, it will ask for appropriate permissions (which you must allow), it will create the necessary folders and then close down.
STEP 3: Go to your Steam Installation on your PC (Jedi Outcast\GameData\base)
STEP 4: Copy only the assets files (assets0.pk3, assets1.pk3, assets2.pk3, assets5.pk3) from your PC install of JK:Outcast (Jedi Outcast\GameData\base) into the following folder on your device: \JKXR\JK2\base
You can now start JKXR under unknown sources!
Use the Companion App to download and start mods. It is possible to play the JK Demo without having copied across the full game assets. All other mods require the full game.
Check out the In-game menu tutorial videos for a quick introduction on VR specific mechanics. (Controls -> JKXR Help)
How to play the Demo
You can check out JKXR without owning the original game by installing the official JK2 Demo using our Companion App:
To play the official JK2 Demo just follow the first 2 steps of the install guide above and then open the Companion App under "Uknown Sources". Go to "Mod Missions" and download the JK2 Demo. Now select the Demo in the main screen and click Launch!
did you even copy the files?