Favicon Support
Browser
Platform
Version
Activated by:
URL Bar
Links Bar
Bookmarks
Tabs
Drag to Desktop:
Req Link
Notes
AOL Desktop
All
n/a
Visit
Y
Y*
Y
Y*
n/a
N
Only AOL Desktop supports favicons; previous versions of the AOL client offered no support at all. *PC-only. PC version favors root favicon over linked favicon.
Camino
OS X
1.0+
Visit
Y
Y
Y
Y
N
N
Favors 32-bit icon in multi-res set.
Chrome
Mac/Win
1.0+
Visit
N
Y
Y
Y
N
N
Favors 32-bit icon in multi-res set.
Firefox
All
1.0+
Visit
Y
Y*
Y
Y
N
N
Favors 32-bit icon in multi-res set. Drag to desktop favors site root over linked favicon. Links Bar icons show only on Windows versions until Firefox 4.
Internet Explorer
Win-only
4-6
Bookmarking
Y
Y
Y
n/a
Y
N*
Favors 32-bit icon in multi-res set. Drag to desktop uses 32-bit icon if present in multi-res set. *Favicon does not show on every page unless Link tag is used. Fully qualified path to favicon required if not on root.
Win-only
7+
Visit
Y
Y
Y
Y
Y
N
Mozilla
All
1.0+
Visit
Y
N
N
Y
N
Y
Drag to desktop uses 4-bit icon if present in multi-res set.
Netscape
All
7+
Visit
Y
N
N
Y
Y*
N
Favors 32-bit icon in multi-res set. Drag to desktop available only on Win machines. Drag to desktop appears broken or disabled in NS -8.1.2 but returns in v9.
Opera
Win
7+
Visit
Y
N
N
Y
Y*
N*
16x16 icon presents clipped in the location bar, losing a pixel row on the right and bottom edges(v7). Drag to desktop uses 4-bit icon if present in multi-res set (pre-v8-only). Drag to desktop favors site root over linked favicon (tested in 9.23). * v8+ no longer require link.
OS X
7+
Visit
Y
Y
Y*
Y*
N
N*
Inconsistent favicon choice; v7.5 favors root favicon over local linked favicon; v8+ displays 32-bit local icon in multi-res set in the location bar but bookmarks and links bar use root favicon. V9 favors root over linked for bookmarking, and favors 4-bit icon in multires set when linked.
Safari
OS X
0.5b+
Visit
Y
N
Y
N
N
N
Favors 1 or 4-bit icon (PPC or Intel) in multi-res set until Safari 3, which renders 32-bit icon if available.
Win
3+
Visit
Y
N
Y
N
N
N
Favors 32-bit icon in multi-res set if available.

Favicon test: [no link tag] [uses link tag] [Info and comments]

root: Root-level favicon local: local favicon

CallumHi. I hope you've found this resource useful. If you are feeling generous, maybe you'd be interested in learning about Callum, a little boy who could really use your help?

Thanks,
Lewis