This is an "updated for Windows 7" version of my popular original article Guide to Freeing up Disk Space under Windows Vista.
I've got a 256 gig C: drive, but noticed that in the last week or so I'd had only 20 gigs free. Not cool and it was getting tight. A few hours later, I have 91G free. Here's how.
Warranty: There is none. Please read carefully and with all things you find on a random blog, be careful because you have no one to blame but yourself. However, if you take a few minutes, read carefully and do even a few of these tips or just run Disk Cleanup, you'll get lots of space back.
C:\Users\Scott\AppData\Roaming\Apple Computer\MobileSync>dir Directory of C:\Users\Scott\AppData\Roaming\Apple Computer\MobileSync11/25/2011 10:10 PM <DIR> .11/25/2011 10:10 PM <DIR> ..11/25/2011 10:10 PM <JUNCTION> Backup [f:\iTunesMobileSync\Backup] 0 File(s) 0 bytes 3 Dir(s) 97,594,851,328 bytes free
While your are in there, why not do some more maintenance on your machine, blow out that dust and install some updates? Check out the The Technical Friend's Essential Maintenance Checklist for Non-Technical Friend's Windows Computer.
Hope this helps!
Scott Hanselman is a former professor, former Chief Architect in finance, now speaker, consultant, father, diabetic, and Microsoft employee. I am a failed stand-up comic, a cornrower, and a book author.
Disclaimer: The opinions expressed herein are my own personal opinions and do not represent my employer's view in any way.