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Micheal SanchezAug 10, 2025
What to do if I’m using security software with Brother PT-E550W Printer?
- RRandall CortezAug 10, 2025
If you're using security software and encountering issues, the firewall function may be rejecting access if you didn't accept the security alert dialog box. The following port numbers are used for Brother network features: BRAdmin Light i Port number 161/Protocol UDP.