Insider Slow:
You’ll get prerelease builds of Windows 10, but you’ll get them a little after Insiders who select to recieve Fast updates. This could mean that more solutions are available for issues.Insider Fast:
You’ll get prerelease builds of Windows 10 ahead of everyone else. This means you’ll see new things sooner, but there may be fewer solutions available for issues.
Source: WmPU |Image via WmPU






