More than a few sites and blogs have posted whiney comments about how difficult the pre-release Windows 7 upgrade process is. Two comments:
- nonsense; for anyone with any technical skill, the process is simple
- Microsoft should do what they are doing… spending time getting “real world” upgrade processes in place (i.e. Vista to 7 or XP to 7). While a <>
Here is the 30 minute process:
- Download the ISO as you did previously and burn the ISO to a DVD.
- Copy the whole image to a storage location you wish to run the upgrade from (a bootable flash drive or a directory on any partition on the machine running the pre-release build).
Browse to the sources directory.
- Open the file cversion.ini in a text editor like Notepad.
- Modify the MinClient build number to a value lower than the down-level build. For example, change 7100 to 7000 (pictured below).
- Save the file in place with the same name.
- Run setup like you would normally from this modified copy of the image and the version check will be bypassed.