This is a brand - new Canon Lc9000 Fx4 Sd black toner with a high yield of 4K. Canon, a well - known brand, ensures high - quality printing.

Using this Canon toner is easy. First, make sure your printer is turned off. Open the toner compartment and remove the old toner cartridge gently. Then, take out the new Canon Lc9000 Fx4 Sd black toner from its packaging. Shake it a few times to evenly distribute the toner inside. Carefully insert the new toner into the compartment until it clicks into place. Close the compartment and turn on your printer. For best results, keep the toner in a cool and dry place. Avoid exposing it to direct sunlight or extreme temperatures. If you notice any issues with printing quality, like streaks or faded text, try cleaning the printer's contacts. Also, when the toner runs out, replace it promptly to maintain good printing performance.