You can upgrade to Windows 8 Release Preview from Windows 8 Consumer Preview, WindowsDeveloper Preview, Windows 7, Windows Vista, or Windows XP, but you might not be able to keep all of your files, programs, and settings. The following table shows what you can keep during an upgrade depending on the current version of Windows running on your PC:
|Current operating system||
|Windows 8 Consumer Preview||
|Windows Developer Preview||
However, here is a caution: If you create installation media, start your PC from the media, and then install Windows 8 Release Preview, you won’t be able to keep your files, programs, or settings. To keep files, programs, or settings you need to install Windows 8 Release Preview by starting your installation from within Windows.
If you were running Windows 8 Consumer Preview and installed Windows 8 Release Preview and didn’t reformat your hard drive during installation, you should be able to retrieve your files from the Windows.old folder.
- Swipe in from the right edge of the screen, tap Search (or if you’re using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search), enter Computer in the search box, tap or click Apps, and then tap or click Computer.
- Double-tap or double-click the drive that Windows is installed on (typically, the C: drive).
- Double-tap or double-click the Windows.old folder.
- Double-tap or double-click the Users folder.
- Double-tap or double-click your user name.
- Open the folders that contain the files you want to retrieve. For example, to retrieve files in the Documents library, double-click Documents.
- Copy and paste the files that you want from each folder to a folder in Windows 8 Release Preview.
- Repeat steps 5-7 for each user account on your computer.