If you have forgotten the administrator password for your Windows Server 2019, there is no need to worry. In this article, we will show you how to reset forgotten admin password in Windows Server 2019 with installation CD.First, you need to boot from the Windows Server 2019 installation CD. When you see the "Welcome to Setup" screen, press the "Shift+F10" keys to open a command prompt.In the command prompt, type the following commands and press Enter after each one:bootrec /fixmbrbootrec /fixbootbootrec /scanosbootrec /rebuildbcdAfter the above commands have been executed, you need to type the following command and press Enter:wpeutil rebootThis will reboot your server and you will be able to login without a password. However, if you want to set a new password, you can do so by typing the following command in the command prompt:net user Administrator *Replace "*" with your new password. Once you have set the new password, you can close the command prompt and login to your server with the new password.If you don't have the installation CD, you can use a third-party password recovery tool such as Kon-Boot to reset the forgotten password. Kon-Boot is a bootable CD that allows you to login to your Windows account without a password.Once you have booted from the Kon-Boot CD, you will be able to login to your account without a password. You can then set a new password for the administrator account.Kon-Boot is a great tool to use if you have forgotten your administrator password and you don't have the installation CD. It is also very easy to use and it only takes a few minutes to reset the password.