How to Respond to the “Toner Life End” Message in Brother Printer


So you have a Brother TN 770 and when put in a new toner cartridge, the “Toner Life End” message pops up of your screen. You might find this inconvenient especially if you just installed a new one. If this happens to you, take time to read these easy steps to respond to this message and save yourself from hassle.

Basic Steps to Solve the Problem

  • Open the cover of your printer so that you can see the toner cartridge.
  • Press the “Option” button and push “Start”.
  • Be quick on typing “1” and “0” right after you push the start button. Failure to quickly type these numbers will make you do the process again.
  • Wait for the “Accepted” sign in the window and you are ready.

To Reset Message on Brother HL Monochrome printers

  • Open the front cover of your printer and make sure that is turned off.
  • All panel lights should be turned on so hold the ‘start’ button while turning the printer on.
  • Then let go of the start button and press it again two times. All panel lights should be on at this moment.
  • Press the start button five times. You can see that the toner light is off and the paper light is on or flashing.
  • Close the printer’s cover and you are ready to go.


Don’t panic when you experience problems with your Brother TN 770. There are tutorials that can help you solve them.