This is a brand - new Canon Imageclass Mf741 Crg055 SD black toner with a 2.3K yield. Canon is a well - known brand, ensuring high - quality printing results.

Using this Canon toner is easy. First, make sure your printer is turned off. Open the toner compartment on your Canon Imageclass Mf741 printer. Remove the old toner cartridge carefully and dispose of it properly. Then, take out this new black toner from its packaging. Shake it gently a few times to distribute the toner evenly. Insert the new toner into the compartment until it clicks into place. Close the compartment and turn on your printer. As for maintenance, keep the toner in a cool and dry place when not in use. If you notice any print quality issues, try cleaning the printer heads according to the printer's user manual. Always handle the toner with clean hands to avoid any contamination.