Downgrading Windows 7
Up until recently I’d been using the Windows 7 Enterprise Trial from TechNet on my home PC. Unfortunately it was due to expire, so I purchased a copy of Windows 7 Home Premium as I don’t need Ultimate or Professional at home.
Not wanting to loose my settings I tried to downgrade but was presented with the following error;

After some Googling I stumbled upon a post with a simple registry hack to allow the downgrade.
Once I’d configured the relevant registry keys in HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion (see image below) I was able to perform the downgrade. I am now happily running a licenced and activated Windows 7 without having to install a fresh copy.

You may argue that a fresh install would be more sensible but frankly its running as well as it did 3 months ago so I really didn’t see the need. Oh and for the record moving to Windows 7 is well worth the effort.
There’s a whole heap of discussion around this problem on 







This weekend I joined the Netbook crowd with the purchase of a 

