- 
FIXED
16.0.2: Security fixes can be found here
- 
FIXED
16.0.1: Vulnerability outlined here
- 
NEW
Firefox on Mac OS X now has preliminary VoiceOver support turned on by default
- 
NEW
Initial web app support (Windows/Mac/Linux)
- 
NEW
Acholi and Kazakh localizations added
- 
CHANGED
Improvements around JavaScript responsiveness through incremental garbage collection
- 
DEVELOPER
New Developer Toolbar with buttons for quick access to tools, error count for the Web Console, and a new command line for quick keyboard access
- 
DEVELOPER
CSS3 Animations, Transitions, Transforms and Gradients unprefixed in Firefox 16
- 
DEVELOPER
Recently opened files list in Scratchpad implemented
- 
FIXED
Debugger breakpoints do not catch on page reload (783393)
- 
FIXED
No longer supporting MD5 as a hash algorithm in digital signatures (650355)
- 
FIXED
Opus support by default (772341)
- 
FIXED
Reverse animation direction has been implemented (655920)
- 
FIXED
Per tab reporting in about:memory (687724)
- 
FIXED
User Agent strings for pre-release Firefox versions now show only major version (728831)
What’s New
Known Issues
- 
                        Unresolved
                    
If you try to start Firefox using a locked profile, it will crash (see 573369)
- 
                        Unresolved
                    
For some users, scrolling in the main GMail window will be slower than usual (see 579260)
- 
                        Unresolved
                    
Windows: The use of Microsoft's System Restore functionality shortly after updating Firefox may prevent future updates (see 730285)
- 
                        Unresolved
                    
Pointer lock doesn't work in web apps (see 769150)Unresolved on v16 Resolved in v17
 Notes (First offered to release channel users on October 26, 2012)
        Notes (First offered to release channel users on October 26, 2012)