The error message Wrong Paper or Paper Size Mismatch is displayed when the paper size setting does not match the size of paper in the tray or the driver settings. Or, you did not set the paper guides in the tray to the indicators for the paper size you are using. … Adjust the paper setting on your Brother machine.
Secondly, what does paper mismatch mean?
After sending a print job, a Paper Mismatch or Paper Size Mismatch message displays on the printer control panel or computer when the print job paper settings do not match what is loaded in the printer.
Considering this, why is my Brother printer only printing half a page? – If you are getting a completely blank or partially blank page on your copy, then this indicates a problem with the machine’s hardware and not the computer software. … – If your Brother machine successfully makes a copy, then the problem is caused by incorrect settings or a corrupt printer driver.