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File System Access API

Create and modify files in the device's local file system. This API also allows reading, writing and modifying permissions of files.

Last updated on : 2025-03-16

Browser Versions

IEIE

EdgeEdge

FirefoxFirefox

ChromeChrome

SafariSafari

OperaOpera

5.5 - 11
Test on IE 5.5 - 11 ...
12 - 85
Test on Edge 12 - 85 ...
86 - 127
Test on Edge 86 - 127 ...
128 - 133
Test on Edge 128 - 133 ...
2 - 138
Test on Firefox 2 - 138 ...
113 - 132
Test on Firefox 113 - 132 ...
4 - 85
Test on Chrome 4 - 85 ...
86 - 130
Test on Chrome 86 - 130 ...
131 - 136
Test on Chrome 131 - 136 ...
3.2 - 18.4
Test on Safari 3.2 - 18.4 ...
15.2 - 18
Test on Safari 15.2 - 18 ...
9.5 - 71
Test on Opera 9.5 - 71 ...
72 - 111
Test on Opera 72 - 111 ...
112 - 114
Test on Opera 112 - 114 ...

...Fully Supported

...Partially

...No Support

Browser Compatibility

File System Access API on IE is not supported on any IE versions.

File System Access API on Edge is fully supported on 128-133, partially supported on 86-127, and not supported on 12-85 Edge versions.

File System Access API on Firefox is partially supported on 113-132, and not supported on 2-138 Firefox versions.

File System Access API on Chrome is fully supported on 131-136, partially supported on 86-130, and not supported on 4-85 Chrome versions.

File System Access API on Safari is partially supported on 15.2-18, and not supported on 3.2-18.4 Safari versions.

File System Access API on Opera is fully supported on 112-114, partially supported on 72-111, and not supported on 9.5-71 Opera versions.

File System Access API on Safari on iOS is partially supported on 15.2-18, and not supported on 3.2-18.4 Safari on iOS versions.

File System Access API on Android Browser is partially supported on 112-127, and not supported on 2.3-133 Android Browser versions.

File System Access API on Opera Mobile is partially supported on 80-80, and not supported on 10-73 Opera Mobile versions.

File System Access API on Chrome for Android is partially supported on 112-127, and not supported on 97-133 Chrome for Android versions.

File System Access API on Firefox for Android is not supported on any Firefox for Android versions.

File System Access API on Samsung Internet is not supported on any Samsung Internet versions.

43
Lowtooltip

Overall Browser Compatibility Score

Note:File System Access API shows a browser compatibility score of 43. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.


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