On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 14 on 2011-09-16 Note: Starting in Chrome 65, cross-origin downloads are not supported on the <a> element.
In Chrome Android version 18 on 2012-06-27 Note: Starting in Chrome Android 65, cross-origin downloads are not supported on the <a> element.
In Edge version 18 on 2018-10-02 Note: Starting in Edge 79, cross-origin downloads are not supported on the <a> element. Until Edge 14 (build 14357), attempting to download data URIs caused Edge to crash (bug 7160092). Edge 17 or older didn't follow the attributes' value to determine filename (bug 7260192).
In Firefox version 20 on 2013-04-02
In Firefox for Android version 20 on 2013-04-02 Note: The attribute's filename value only affects the suggested file name for the blob: and data: URI schemes. Other schemes ignore the suggested filename. See bug 1845642.
Not in Internet Explorer
In Quest Browser version 5.0 on undefined Note: Starting in Quest Browser 5.0, cross-origin downloads are not supported on the <a> element.
In Opera version 15 on 2013-07-02 Note: Starting in Opera 52, cross-origin downloads are not supported on the <a> element.
In Opera Android version 14 on 2013-05-21 Note: Starting in Opera Android 47, cross-origin downloads are not supported on the <a> element.
In Safari version 10.1 on 2017-03-27
In Safari on iOS version 13 on 2019-09-19
In Samsung Internet version 1.0 on 2013-04-27 Note: Starting in Samsung Internet 9.0, cross-origin downloads are not supported on the <a> element.
In WebView Android version 4.4 on 2013-12-09 Note: Starting in WebView Android 65, cross-origin downloads are not supported on the <a> element.
In WebView on iOS version 13 on 2019-09-19