Inkjetcorner inkjet cartridges for your printers are premium quality ink that delivers crisp text and graphics. Compatible with the following printers: MFC-J460DW, MFC-J480DW, MFC-J485DW, MFC-J680DW, MFC-J880DW, MFC-J885DW Installation Instruction: 1. DO NOT remove the clear film on the ink port. It will be punctured when inserted. 2. Remove the tape on the side from the cartridge slowly. 3. Insert the cartridge FIRMLY into the with a little force. You should hear a CLICK sound. The fitting is tighter than regular cartridges due to high capacity design