Follow the steps below when you have successfully installed ADFS in Windows Server environment. On how to install ADFS, see https://techdirectarchive.com/2020/04/09/how-to-install-and-configure-active-directory-federation-service-adfs-in-windows-server/
Under the Post-deployment Configuration, click on configure the federation service on this server.
– On the Connect to AD DS window, specify the domain credentials to connect to the AD DS
Under Specify Service Properties, Select the federation Name and the SSL certificate you imported into the certificate store.
Under the Specify Service Account. This message is prompted.
See how to create a KDS root key using PowerShell https://techdirectarchive.com/2020/04/09/how-to-create-a-kds-root-key-using-powershell-group-managed-service-accounts/
Use the Manage Service Account created yourdomain\gMSA
Click on Next and Next again.
– On the Review Options page, click on next as well. This will lunch the pre-requisite check
If everything goes well, a pre-requisite success window is displayed.
Click on Configure, this will display the installation progress bar and when complete display a result window as shown below.
Click on Close as shown above.
That is all 😉 You can now launch the AD FS Management Console from the tool as shown below
Please let me know via the comment session if you require additional information on Active Directory Federation Service.