How to Play Steam Games with Pico 4 and KAT Treadmill
Step 1: Prepare Your Computer
Before beginning, ensure your computer meets the minimum SteamVR requirements. We recommend using a graphics card of at least RTX 2060 or higher.
Install Steam and SteamVR
1. Install Steam: Visit the Steam website to download and install the Steam client.
2. Install SteamVR: Search for SteamVR in the Steam store, then download and install the application.
3. Run SteamVR: Launch SteamVR at least once post-installation to ensure proper software configuration.
Download and Install KAT Gateway
4. Download KAT Gateway: Obtain the latest version from the KAT website at kat-vr.com
to download the latest version of KAT Gateway software.
https://www.kat-vr.com/pages/download
5. Install KAT Gateway: Follow the installation prompts to complete setup.
6. Run KAT Gateway: Launch the application after installation.
Connect the KAT Treadmill
7. Connect the USB Cable: Plug the USB cable under the treadmill’s base directly into your computer.
> Note: Avoid USB extension cables or hubs for stable connectivity.
8. Pair the Sensors: Follow KAT Gateway prompts to pair sensors.
9. Charge the Sensors: After pairing, charge the sensors. KAT Gateway should now display "Connected".
Step 2: Stream Pico 4 to Your Computer
To play Steam games with Pico 4 and KAT treadmill, stream the headset display to your PC.
Install Pico Connect
1. Download Pico Connect:
> https://www.picoxr.com/global/software/pico-link
2. Connect Pico 4: Follow Pico’s official instructions to link headset and PC.
Step 3: Configure SteamVR and KAT Gateway
After connecting Pico 4, configure both platforms:
Run SteamVR
1. Launch SteamVR: Open SteamVR and verify status shows "Ready" (indicating VR device recognition).
Check KAT Gateway Settings
2. Open KAT Gateway: Navigate to the System interface.
3. Validate Versions: Confirm both Oculus Support and Steam Support display 1.0.0.x (not 0.0.0). 
Enable KAT Plugin in SteamVR
4. Access SteamVR Settings: Enable the kat_insteam_executor plugin to integrate KAT devices. 
Configure Game Profile
5. Select Game Profile: In KAT Gateway, choose your target game’s profile.
6. Open Game Config: Click Game Config to adjust settings.
7. Verify Key Mapping: Ensure the walk action key matches the game’s movement control (typically joystick input).
Step 4: Launch Game and Calibrate Movement
Start the Game
1. Access Library: Open your SteamVR game library.
2. Launch Game: Select and start your desired title.
Adjust Game Settings
3. Enable Free Movement: Disable default teleportation in game settings.
4. Set Direction Control: Configure movement to follow head orientation (where you face).
Calibrate Movement Direction
5. Perform Calibration: In-game, follow on-screen prompts to align movement direction. 
6. Enjoy: Experience seamless VR gameplay with Pico 4 and KAT treadmill.
