If you previously Upgraded from Windows 7 Home to 7 Ultimate and you have Windows.old folder, you can use it to downgrade back to Windows 7 Home in four Steps: Step 1 - Determine if you have free space on you system partition (you will need approximately your windows.old size) then use Windows 7 installation disk, start a new installation and go to Repair your computer option (Learn how to boot from cd/dvd-rom) Step 2 - Use Command Prompt to move you vista installation from Windows.old to Windows and restore the boot sector. Restart your computer and you can use Windows 7 Home. Step 3 - After Step 2 the following folders will remain on your computer: - Windows.7 - Program Files.7 - Users.7 - Windows.old These files can be deleted, please review them (Users.7 and Program Files.7) and backup you personal data Step 4 - Go back to Repair your computer option and use Command Prompt to delete them. Step 1 Go to Start choose Computer
Verify that you have free space on your system partition and cheep in mind you cd/dvd-rom drive letter (in this case is E:)
Verify that in your system partition Windows.old folder exist then insert your Windows 7 installation disk in your cd/dvd-rom and restart your computer.
Step 2 From System Recovery Options window choose Command Prompt option Note: that the system letter is now E: instead of C:
First you need to rename your current Vista installation files in .7 Use the following commands (after each command press Enter): E: (assuming that your system partition is e:) ren Windows Windows.7 ren "Program Files” “Program Files.7” ren "Users” “Users.7”
Now you can move your Windows 7 Home installation from Windows.old to system partition Use the following commands (after each command press Enter): move /y e:\windows.old\windows e:\ move /y “e:\windows.old\program files” e:\ move /y e:\windows.old\users e:\ Close Command Prompt window
Now you can restore the boot sector, open again Command Prompt window and write: f:/boot/bootsect /nt60 e: (f: is your cd/dvd-rom and e: your system partition drive letter) Press Enter, close Command Prompt window and restart your computer
Step 4 After you backup you data you can delete this folders. Go back in System Recovery Options and choose Command Prompt option and use the following commands (after each command press Enter): rmdir /s “e:\windows.old” y rmdir /s “e:\windows.7” y rmdir /s “e:\Users.7” y rmdir /s “e:\Program Files.7” y Close Command Prompt window and restart your computer