How do I contact Brother USA support?

You can contact Brother USA support Or Help 1-877-331-5006 by visiting their official support page at www.brother-usa.com/support. From there, you can access live chat, submit a support ticket, or find a phone number to call customer service. Brother offers support for printers, scanners, sewing machines, and more. For technical help, you can also use their "Ask a Question" feature or access troubleshooting guides. If you prefer speaking directly, you can call Brother USA at 1-877-BROTHER (1-877-331-5006). Their phone support hours may vary, so check the website for the latest times. Always have your model number ready when contacting support.

https://hubiinfo.weebly.com/blog/why-is-my-brother-printer-not-printing-black-when-ink-is-full

https://hackmd.io/@TechnicalTips/my-printer-not-printing-black-when-ink-is-full-brother