No siempre, depende a quien se le pregunte: https://answers.microsoft.com/en-us/windows/forum/windows_other-windows_install/are-oem-windows-legal/afc43998-923e-441d-98b7-2f163fb66d84#:~:text=Yes%2C%20OEMs%20are%20legal%20licenses,be%20transferred%20to%20another%20computer.
La diferencia entre...