May be you have not cleaned the printer properly. that’s why it keeps displaying the paper jam error. So you need to remove the paper tray, and remove the damage paper.
Now open the backside of the machine and check it there is any paper stucked inside it. If there is anything available. you need to remove it from your printer. now your machine will start working fine. once you make these changes, you will get rid of [https://www.askprob.com/clear-brother-printer-paper-jam/|brother printer paper jam error].