Windows Insider Program: Everything You Need to Know
The Windows Insider Program lets you get a peek at what Microsoft is working on and the new features that will be introduced to Windows—both Windows 11 and Windows 10. It isn’t for everyone, however, and you definitely should not install an Insider Preview on your work computer.
System Windows Update Insider Program Windows Inside Program Insider Program Windows Insider Program Windows Insider Preview Insider Preview
Source: howtogeek.com