①: Leave the toner cartridge alone
②: Place the toner cartridge in a high temperature, high humidity, or cold environment
③: Tear off the seal before use
④: Open the toner cartridge light shield and touch the photosensitive drum
⑤: Place the toner cartridge under strong light
⑥: Pile toner cartridges and other chemical and electronic debris together
⑦: Place the printer under strong light
⑧: Filling toner in the wrong way
⑨: Frequently move and knock the printer
⑩: Use poor quality paper
⑪: Improper cleaning and maintenance
The above are some common mistakes that affect the life of the toner cartridge. We hope it can help users avoid mistakes and extend the life of the toner cartridge.