FileSystemSync
Read More at MDN DocsSafe to Use
Deprecated: This feature has been formally deprecated and should no longer be used. Learn More
FileSystemSync is considered safe to use.
It’s supported by 91% of global browsers.
Browsers
ChromeAug 2, 2011v13.0.0
26%╱100%
100% of Chrome users are running a supported version.
SafariJul 25, 2012v6.0.05%╱100%
100% of Safari users are running a supported version.
EdgeJan 15, 2020v79.0.05%╱100%
There are no users of Edge running a supported version.
FirefoxUnsupportedFirefox does not support this feature.
Version Breakdown
Support
Adoption
Chrome
Aug 2, 2011 v13.0.0
26%╱100%
100% of Chrome users are running a supported version.
Aug 2, 2011 – Latest
v13.0.0+
26%╱100%
Full Support
Chrome Android
Jun 27, 2012 v18.0.0
36%╱100%
100% of Chrome Android users are running a supported version.
Jun 27, 2012 – Latest
v18.0.0+
36%╱100%
Full Support
Edge
Jan 15, 2020 v79.0.0
5%╱100%
There are no users of Edge running a supported version.
Jan 15, 2020 – Latest
v79.0.0+
5%╱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
Unknown v5.0.0
Quest Browser supports this feature.
Unknown
v5.0.0+
Full Support
Opera
Jul 2, 2013 v15.0.0
1%╱100%
100% of Opera users are running a supported version.
Jul 2, 2013 – Latest
v15.0.0+
1%╱100%
Full Support
Opera Android
May 21, 2013 v14.0.0
Opera Android supports this feature.
May 21, 2013 – Latest
v14.0.0+
Full Support
Safari
Jul 25, 2012 v6.0.0
5%╱100%
100% of Safari users are running a supported version.
Jul 25, 2012 – Latest
v6.0.0+
5%╱100%
Full Support
Safari on iOS
Sep 10, 2012 v6.0.0
17%╱100%
There are no users of Safari on iOS running a supported version.
Sep 10, 2012 – Latest
v6.0.0+
17%╱100%
Full Support
Samsung Internet
Apr 27, 2013 v1.0.0
2%╱100%
100% of Samsung Internet users are running a supported version.
Apr 27, 2013 – Latest
v1.0.0+
2%╱100%
Full Support
WebView Android
Sep 3, 2014 v37.0.0
WebView Android supports this feature.
Sep 3, 2014 – Latest
v37.0.0+
Full Support