How to resolve USBServer error message on Mac?

That message appears to be generated by Brother printer software.

Be sure you have downloaded and installed the latest Drivers for your Brother Printer(s).

"How to resolve USBServer error message on Mac?: USBServer error msg on Mac"

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Resolving USB Server Error on Mac:

I. Check the System Status:

There appears to be no issues on Apple's end as of this reply: Apple - Support - System Status

II. Make Sure the Time is Correct:

Visiting this, myself, I can see that encryption is being used here (HTTPS In the URL). So, server connectivity is the issue here. As a need, set the date and time accordingly.

A. Settings this:

1. Go to: System Settings
2. Select: General
3. Select: Date & Time
4. Toggle ON: Set time and date automatically
5. Set the Source: to Apple (time.apple.com)
6. Toggle ON: Set time zone automatically using your current location (if available).

B. Still having issues?

1. Toggle OFF: both of the above
2. Wait: 30 seconds
3. Toggle Back On: both of the above