RE: Error Code 524 - Windows Live Photo Gallery
> Activate Control panel and go to software Uninstall, Repair.
> Highlight Windows Live Photo Gallery and click Repair at top of screen.
> Hopefully this should correct and file discrepencies, Go back to Windows
> Update screen and try reinstalling update KB946486.
> If this doesn't resolve this issue, try removing Windows Live Photo Gallery
> and re-download new Windows Live Photo Gallery; the software is free from
> Webrooters explaination and guidance worked for me, I had attempted to install this 15 times until then, selecting repaire and reinstalling went with out a problem... Thanks Webrooter