If you see Your Windows license only supports one display language error on Windows 11/10, you have two ways to get around this message.

Microsoft says the bug affects Windows 10 client versions 21H2, 21H1, 20H2, and Windows Server 20H2. Windows 11 users and customers using only one input language, are not affected.

To fix monitor input on your Windows 11/10 computer, do the following: Under the monitor name that is having the Input Not Supported error, click Display adapter properties for Display.