That doesn't mean you can go out and buy Windows 8 right now, but it does mean there won't be any more changes to the operating system from now until its . Here's what you need to know about the latest release, and what it means for the finished product:

What's New in Windows 8 RTM?

Most of the major changes for the final version of Windows 8 were revealed weeks or months ago. There's no more , there are some new for the Start screen, and that the desktop has received some new features, including a backup application and updates to the programs.

Engadget also notes that there's a in the final version of Windows 8, which shows search results as a horizontally-scrolling list of tiles. (This is separate from Windows 8's master search function, which looks through apps and local files as well.)

Most of the other changes are minor interface tweaks or under-the-hood improvements.