To register for the Windows Insider Program and update Windows 10 21H1, do the following:
Step 1: Go to Settings -> Update & Security -> Windows Insider Program.
Step 2: Click the Get started button . You will see an option to link accounts.
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Step 3: Select Link an account.
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Step 4: Sign in with your Microsoft account and select Release Preview Channel . Click the Confirm button to confirm.
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Step 5: Click the Confirm button again to agree to the terms.
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Step 6: Select Restart Now to restart the computer.
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Once you have successfully registered for the Windows Insider Program, continue to follow the instructions presented below to Update Windows 10 21H1.
Step 1: Go to Setting > Update & Security.
Step 2: Next, select Windows Update -> Check for updates.
Step 3: Under Feature update to Windows 10, version 21H1 , click the Download and Install button.
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Step 4: After finishing downloading and installing the update, click the Restart button to restart the computer.
So, you have successfully installed the latest Windows 10 21H1 update. You can also leave the program from the Windows Insider Program settings page to prevent upgrading to the next version by switching the Turning this on will opt of fighting when the next major release of windows 10 is installed switch to Right in the Stop getting preview builds section.
In addition, Windows 11 has also officially launched to users. If you want to upgrade the operating system to Windows 11, you need to refer to the required configuration before installing to avoid incompatibility errors.