Trusted by 2 Mn+ QAs & Devs to accelerate their release cycles
Filesystem is a method of reading and writing files to a sandboxed file system.
Last updated on : 2023-03-20
Browser Versions
IE
Edge
Firefox
Chrome
Safari
Opera
Fully Supported
Partially
No Support
Filesystem & FileWriter API on IE is not supported on any IE versions.
Filesystem & FileWriter API on Edge is fully supported on 79-111, and not supported on 12-18 Edge versions.
Filesystem & FileWriter API on Firefox is not supported on any Firefox versions.
Filesystem & FileWriter API on Chrome is fully supported on 13-114, partially supported on 8-12, and not supported on 4-7 Chrome versions.
Filesystem & FileWriter API on Safari is not supported on any Safari versions.
Filesystem & FileWriter API on Opera is fully supported on 15-95, and not supported on 9.5-12.1 Opera versions.
Filesystem & FileWriter API on Safari on iOS is not supported on any Safari on iOS versions.
Filesystem & FileWriter API on Android Browser is not supported on any Android Browser versions.
Filesystem & FileWriter API on Opera Mobile is fully supported on 72-73, and not supported on 10-64 Opera Mobile versions.
Filesystem & FileWriter API on Chrome for Android is fully supported on all Chrome for Android versions.
Filesystem & FileWriter API on Firefox for Android is not supported on any Firefox for Android versions.
Filesystem & FileWriter API on Samsung Internet is fully supported on 5-20, and not supported on 4-4 Samsung Internet versions.
Data sourced from
Overall Browser Compatibility Score
Note:Filesystem & FileWriter API shows a browser compatibility score of 47. 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.
Test on 3000+ browsers for Filesystem & FileWriter API & more
Test your website for Filesystem & FileWriter API and other web technologies. Get 100 FREE automation test minutes!
Test NowKaneAI - Testing Assistant
World’s first AI-Powered E2E testing agent.
Did you find this page helpful?