You've probably heard that Microsoft released its first build update to Windows 10 Technical Preview today, which adds the Action Center and Battery Saver, amongst other things.
It is the first of what will be many updates to come. In fact, there's already a small patch out for the build that was just released today. For that reason, it may be helpful to know how to go about upgrading your version of Windows 10 to the latest release.
Full story from the WindowsCentral blog...