Quote: Originally Posted by J3ff
I installed Windows 7 64 bit (clean install) last night and my installation is using up 40GB of space. I have never had this happen before with a new OS install. I looked through a few folders last night trying to track down what is using all of this space and I didn't see anything jumping out at me before I decided to call it a night.
Anyone have any ideas where I should look?
As Doc suggests Is there a windows.old folder?
Also the OS probably made a restore point. Large page file, hibernation, etc.
there is an app (free trial) called treesize pro. Its fast, and will show you exactly whats, what.