1 - Download "glpi-winadminpassword-x.x.x.tar.gz" file where x.x.x is the version you want.
2 - Extract the archive in the glpi plugins directory.
3 - In the GLPI menu "Setup/Plugins" select "Install" and "Enable" the "WinAdminPassword" plugin.
Private Key : Enter the "PassPhrase" use to generate passwords for your domain computers.
Password Lenght : Enter the size of generated passwords.
Algorithm : Enter the algorithm number use to generate passwords (See WinAdminPassword README file for more informations).
Text size : Enter the text size you want to display passwords in WinAdminPassword menu.
Text color : Enter the color you want to display passwords in WinAdminPassword menu.
1 - In the GLPI Menu "Inventory/Computers", choose the computer that you want to know the password of the administrator account.
2 - In the WinAdminPassword menu of this computer, you will see the password.