: Some versions of the installer require the original PS-300B CD-ROM to be physically present in the disk drive during the verification process.
: Upon the very first startup, an authentication window will block the main interface. Carefully type your Key ID and Password exactly as written on your packaging or documentation. Troubleshooting Authentication Errors brother ps300b key id
If a previous version is already installed, it must often be uninstalled via the Windows Control Panel before a new installation (requiring the Key ID) can be successfully completed. : Some versions of the installer require the
It is critical to check the physical materials that came with your software, as this is the only legitimate location for this information. brother ps300b key id