If you've not yet joined the Windows Insider program, you can do so through the Register for the Windows Insider Program page at Microsoft's "Insider" portal. There you'll find "Pick your Insider settings" and the ability to switch to the Beta Channel. Feeling adventurous Preview upcoming features before theyre released.
To begin, head to your Windows machine's Settings – Update & Security – Windows Insider Program. If you would like to try the Windows 11 Insider Preview 22000.100, also known as the first Windows 11 Beta in the Beta Channel for Windows Insiders, by all means drop in and give it a click. A Windows 11 ISO is available in a small detour.
This means that anyone interested in Windows 11 can try out the new operating system free of charge via the Windows Insider Program. If you've been wanting some "more stabilized builds of Windows 11" while Microsoft inches ever closer to the first public release of the operating system, the Beta Channel is your best bet. Windows fans can look forward to it: Windows 11 will not be finally released until autumn, but a beta version is available now. On the other hand, if you've already been using Windows 11 in the Dev Channel, you might now want to switch to the Beta Channel. This release is for intrepid users who wish to contribute their time and effort to Microsoft in testing Windows 11, without any sort of monetary compensation in return. It hasn't been completely tested, top to bottom, to a degree that Microsoft is comfortable with releasing it to everyday users, business users, and everyone else they consider a customer. But Beta software is, by its nature, not quite ready for the public.