How big should windows vista folder be
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My Windows folder takes up too much space - how can I reduce it?
A large Windows folder is quite normal. The Windows folder may start out in the 6-8GB range bbut it will grow larger over time.
This is normal behavior of Vista/7 and there isn't really much you can do about it.
TreeSize Free can be started from the context menu of a folder or drive and shows you the size of this folder, including its subfolders.The cause is winsxs, and the details are described in this blog-post.
For comparison my Windows folder is 29GB, a bit bigger than yours.
The recommendation of running Disk Cleanup in the other answer are worth a try, but I suspect winsxs is the main cause of your large Windows folder.
EDIT Filling in from the comments:
Another folder that can grow big is the Windows\Installer folder, a protected system folder that contains repair and uninstall information for the programs and updates you've installed.
There used to be a program by Microsoft called miszap.exe that could clean out orphaned files from here, but there were issues and it is no longer supported.
The fact is that there really is no safe way to clean out stuff from the Windows folder beyond what Disk Cleanup can do.
It is also quite n