On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 7 on 2010-10-19
In Chrome Android version 132 on 2025-01-14 Note: In Chrome for Android 131, if a user selects a directory, the browser crashes (see bug 376834374). The property reflects the attribute, but users cannot choose a directory, only individual files (see bug 40248532.
In Edge version 13 on 2015-11-12
In Firefox version 50 on 2016-11-15
In Firefox for Android version 142 on 2025-08-19 Note: File entries returned for a selected directory have an empty string for webkitRelativePath (bug 1973726).
Not in Internet Explorer
In Quest Browser version 5.0 on undefined Note: The property reflects the attribute, but users cannot choose a directory, only individual files (see bug 40248532.
In Opera version 15 on 2013-07-02
In Opera Android version 87 on 2025-01-22 Note: The property reflects the attribute, but users cannot choose a directory, only individual files (see bug 40248532.
In Safari version 11.1 on 2018-04-12
In Safari on iOS version 18.4 on 2025-03-31 Note: The property can be set, but has no effect (see bug 271705).
In Samsung Internet version 29.0 on 2025-10-25 Note: The property reflects the attribute, but users cannot choose a directory, only individual files (see bug 40248532.
In WebView Android version 132 on 2025-01-14 Note: In Chrome for Android 131, if a user selects a directory, the browser crashes (see bug 376834374). The property reflects the attribute, but users cannot choose a directory, only individual files (see bug 40248532.
In WebView on iOS version 18.4 on 2025-03-31 Note: The property can be set, but has no effect (see bug 271705).