FileSystemWritableFileStream

Read More at MDN DocsView Spec

Safe to Use

Experimental: This feature is experimental. Learn More

FileSystemWritableFileStream is not safe to use.

It’s supported by 29% of global browsers.

Browsers

ChromeOct 20, 2020v86.0.0
24%96%
There are no users of Chrome running a supported version.
SafariUnsupported
Safari does not support this feature.
EdgeOct 9, 2020v86.0.0
4%100%
There are no users of Edge running a supported version.
FirefoxUnsupported
Firefox does not support this feature.

Version Breakdown

 
Agent
Support
Adoption
Chrome
Oct 20, 2020 v86.0.0
24%96%
There are no users of Chrome running a supported version.
Oct 20, 2020 – Latest
v86.0.0+
24%96%

Full Support

Chrome Android
Unsupported
Chrome Android does not support this feature.

No Support

Edge
Oct 9, 2020 v86.0.0
4%100%
There are no users of Edge running a supported version.
Oct 9, 2020 – Latest
v86.0.0+
4%100%

Full Support

Firefox
Unsupported
Firefox does not support this feature.

No Support

Firefox for Android
Unsupported
Firefox for Android does not support this feature.

No Support

Internet Explorer
Unsupported
Internet Explorer does not support this feature.

No Support

 
Quest Browser
Unsupported
Quest Browser does not support this feature.

No Support

Opera
Oct 21, 2020 v72.0.0
1%56%
There are no users of Opera running a supported version.
Oct 21, 2020 – Latest
v72.0.0+
1%56%

Full Support

Opera Android
Unsupported
Opera Android does not support this feature.

No Support

Safari
Unsupported
Safari does not support this feature.

No Support

Safari on iOS
Unsupported
Safari on iOS does not support this feature.

No Support

Samsung Internet
Unsupported
Samsung Internet does not support this feature.

No Support

WebView Android
Unsupported
WebView Android does not support this feature.

No Support

See Also

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