On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 28 on 2013-07-09 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In Chrome Android version 28 on 2013-07-10 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In Edge version 12 on 2015-07-29
In Firefox version 1 on 2004-11-09
In Firefox for Android version 25 on 2013-10-29
In Internet Explorer version ≤11 on undefined
In Quest Browser version 5.0 on undefined Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In Opera version 15 on 2013-07-02 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In Opera Android version 15 on 2013-07-08 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In Safari version 9 on 2015-09-30 Note: Overriding the initial value of the implicit list-item counter results in incorrect values for the counter() function used to generate content, as it is not fully implemented; see bug 260436.
In Safari on iOS version 9 on 2015-09-16 Note: Overriding the initial value of the implicit list-item counter results in incorrect values for the counter() function used to generate content, as it is not fully implemented; see bug 260436.
In Samsung Internet version 1.5 on 2013-09-25 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In WebView Android version 4.4 on 2013-12-09 Note: Overriding the initial value of the implicit list-item counter has no effect when the default marker string for list items (::marker) is generated; see bug 338233131.
In WebView on iOS version 9 on 2015-09-16 Note: Overriding the initial value of the implicit list-item counter results in incorrect values for the counter() function used to generate content, as it is not fully implemented; see bug 260436.