COMPATIBILITY PRINTER:
LaserJet Pro M402n, LaserJet Pro M402dn
LaserJet Pro M402d, LaserJet Pro M402dw
LaserJet Pro MFP M426dw, LaserJet Pro MFP M426fdw
LaserJet Pro MFP M426fdn
Installation guides:
Step-1 Shake the toner from side to side for 3-5 seconds to make toner well-distributed.
Step-2 Pull off the seal tape from side of the toner.
Step-3 Remove the orange rings on both sides.
Step-4 Insert toner cartridges into your printer.