Printer Connected but Not Printing – How to Fix It?
https://printmartdg.com/blog/printer-not-printing
A printer that is connected but refuses to print can be one of the most frustrating technology problems. Everything appears to be working correctly. The printer is powered on, the computer detects it, and there are no obvious warning messages. Yet, when you send a document to print, nothing happens. The document may remain in the print queue, disappear without printing, or simply fail to reach the printer.