Q1: Dose the compatible toner maybe damage my printer?
S SMARTOMNI cartridges are made of quality materials. Innovative technology makes sure that they are harmless to your printers
Q2: How long will the ink cartridge last?
The pages that ink cartridge can print underwent multiple times testing by our factory. Please note it depends on your using frequency and printing contents. It can print some pages at 5% coverage (Letter A4) as OEM.
Q3: Why this ink cartridge's size seems smaller than the cartridge slot?
For some printer, the black inks seems a litter bigger than us. But our ink still works, install them in the middle place of the slots, then the lights light and ink will work with your printer.
Q4: Should I turn off the automatically update check?
Updating the latest firmware version may prompt a cartridge problem message on your printer. To protect you from any printing interruption, please turn off any automatic firmware updates.