If you already have a working key but need to know its ID for record-keeping, follow these steps:
It is important to differentiate between the software Key ID and other Brother identification numbers:
: Ensure your Windows account possesses administrative privileges.
: If you receive this error, double-check the characters against the CD-ROM case. Common mistakes include confusing "0" (zero) with "O" (letter). Missing Credentials
: The Key ID always works in tandem with a specific software Password . Both must be entered correctly during the first initialization after a fresh install or an upgrade.