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Console Commands and Variables Reference

Updated: Apr 17, 2026

This document lists useful Unreal Engine console commands and console variables available for Meta Quest development.

Typically, you open the console by pressing the ~ (tilde) key. However, opening the console window in Unreal varies by operating system and configuration, so you should consult the Unreal Engine documentation.

For a list of all commands, you can type dumpconsolecommands in the console.

Unreal Engine VR Commands

The following are some commands for general VR development.

Task	Console Command
Prints the version info for the current device	`vr.HMDVersion`
Enable or disable the HMD	`vr.bEnableHMD [bool]`
Enable or disable Stereo mode	`vr.bEnableStereo [bool]`
Change world units to meters scale	`vr.WorldToMetersScale [float]`
Enable or disable the hidden-area mask	`vr.HiddenAreaMask [bool]`
Set screen mode	`vr.SpectatorScreenMode [0..5]` where 0=Disabled, 1=SingleEye Letterboxed, 2=Undistorted, 3=Distorted, 4=SingleEye, 5=SingleEye Cropped
Set tracking origin to floor or eye	`vr.TrackingOrigin [floor/eye]`
Reset the position and orientation and apply yaw in degrees	`vr.HeadTracking.Reset [yaw]`
Reset position only	`vr.HeadTracking.ResetPosition`
Reset orientation only and apply yaw in degrees	`vr.HeadTracking.ResetOrientation [yaw]`
Shows current head tracking status	`vr.HeadTracking.Status`

Meta Quest Commands

The following are some commands specific to Quest VR development.

Task	Console Command
Launch the Meta XR Performance Window	`vr.oculus.ShowToolWindow`
Initiate a CPU stress test	`vr.oculus.Stress.CPU [PerFrameTime [TotalTimeLimit]]`
Initiate a GPU stress test	`vr.oculus.Stress.GPU [LoadMultiplier [TimeLimit]]`
Reset the stress tester and stop all currently running stress tests.	`vr.oculus.Stress.Reset`

Note: The vr.oculus.Stress.* commands are available on PC only. They are compiled out on Android (Meta Quest) and in Shipping builds, so they can only be used during development on a desktop target.

Meta Quest Mixed Reality Commands

The following are some Quest mixed-reality commands.

Task	Console Command
Set the composition to post-process, meaning the casting window includes the background and foreground view.	`oculus.mr.ExternalCompositionPostProcess`
Override the parameters with the specified values.	`oculus.mr.OverrideParameters [0,1]`

Command-line Parameters for Mixed-Reality Sample

Once you package the sample scene, you may launch it with the parameters listed in the following table. You may set your application to launch with mixed reality capture enabled in Blueprints for debugging purposes only.