Headers: Permissions-Policy.xr-spatial-tracking
Permissions-Policy: xr-spatial-tracking directive
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Want more support for this feature? Tell us why.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The HTTP Permissions-Policy header xr-spatial-tracking directive controls whether the current document is allowed to use the WebXR Device API.
Specifically, where a defined policy blocks usage of this feature:
-
navigator.xr.isSessionSupported()andnavigator.xr.requestSession()calls will return aPromisethat rejects with aDOMExceptionof typeSecurityError. -
devicechangeevents are not fired on thenavigator.xrobject.
Syntax
Permissions-Policy: xr-spatial-tracking=<allowlist>;
<allowlist>-
A list of origins for which permission is granted to use the feature. See
Permissions-Policy> Syntax for more details.
Default policy
The default allowlist for xr-spatial-tracking is self.
Specifications
| Specification |
|---|
| WebXR Device API> # permissions-policy> |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
xr-spatial-tracking |
88 | 88 | No | 74 | No | 88 | No | No | No | 15.0 | No | No |
See also
© 2005–2025 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Permissions-Policy/xr-spatial-tracking
