Many of us have experience problems with our cartridges. But not all of us knew we can solve some of these problems with technical support. Some common cartridge problems are:
The soaking technique can help you with most printing problems
1. Fill a disposable bowl or cup (e.g. styrofoam) with 3/4-1 inch of hot water (not boiling)
3. Soak the cartridge for 12-24 hours, preferably overnight.
5. Place the cartridge back in the printer and run a printhead clean.
6. Run a test page to determine success.