Launch Options

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Launch Options are special parameters used to modify how VRChat starts.

How to use Launch Options

Launch Options are only supported on the following:

Steam

Steam allows you to set launch options per application, to set launch options for VRChat, right-click VRChat in your game list and click on Properties. After clicking Properties, under General, click on the box under Launch Options, then put your desired launch options in.

Meta Quest Link App / Manual

You must create a shortcut to the VRChat executable. After launching Oculus Home, launch this shortcut by clicking its icon. The Oculus launcher does not support launch options natively.

VRC Quick Launcher

The VRC Quick Launcher allows custom parameters to be set

List of Launch Options and Arguments

General

Launch Options	Descriptions
--no-vr	Forces desktop mode
--fps=x	Example
--profile=x	Example

Creator

Launch Options	Descriptions
--watch-avatars	Example
--watch-worlds	Example
--osc=<ARG1>:<ARG2>:<ARG3>	Example
--midi=deviceName	Example

IK

Launch Options	Descriptions
--legacyfbt-calibrate	Example
--disable-shoulder-tracking	Example
--calibration-range="<ARG>"	Example
--enable-ik-debug-logging	Example
--freeze-tracking-on-disconnect	Example
--ignore-trackers=<ARG>	Example
--ignore-trackers=serial1,serial2	Example

Debug

Launch Options	Descriptions
--enable-debug-gui	Enables the debug menu
--enable-sdk-log-levels	Example
--enable-udon-debug-logging	Example
--enable-verbose-logging	Example
--log-debug-levels="<ARG>"	ARG Arguments Descriptions API; Example All; Example Always; Example AssetBundleDownloadManager; Example ContentCreator; Example Errors; Example NetworkData; Example NetworkProcessing; Example NetworkTransport; Example Warnings" Example

System

Launch Options	Descriptions
--disable-hw-video-decoding	Example
--enable-hw-video-decoding
--affinity=<ARG>	Example
--process-priority=<ARG>	ARG --process-priority=<ARG> Example --main-thread-priority=<ARG> Example
--main-thread-priority=<ARG>	ARG --process-priority=<ARG> Example --main-thread-priority=<ARG> Example
--skip-registry-install	Example
--disable-amd-stutter-workaround	Example
--enable-avpro-in-proton	Example

Unity

Unity comes with built-in launch options. These are not supported or guaranteed to work. You can view the full list here.

Some useful ones are listed below:

Launch Options	Descriptions
-screen-width	Example
-screen-height	Example
-screen-fullscreen	Example
-monitor N	Example

References

docs.vrchat.com - Launch Options