: You can use the ISO to perform an "in-place upgrade" or repair by mounting the file in your current OS and running setup.exe . Experts at AOMEI suggest this method to fix corrupted system files without losing data.

The setup completed the “Getting devices ready” phase, then the “Getting ready” phase. Finally, the familiar, slightly outdated Server 2019 login screen appeared. She hit Ctrl+Alt+Del (virtually) and logged in as Administrator.

But the FTP server was firewalled behind three legacy authentication layers, none of which supported modern MFA.