Printers have a knack for breaking at the worst possible time. Luckily, many of the most common problems are things you can actually sort out yourself.
If you are unable to print to your installed Brother printer because it is appearing as offline, then you can adjust some of the printer's settings so that you are able to continue printing documents.
Printing problems produce headaches. They can eat up a business day to troubleshoot and resolve, leaving you no closer to the printout you need than you were when your hardware began acting up.