If your printer doesn't run regular nozzle cleaning by itself, then your the only Canon printer owner where that (doesn't) happen. After putting a new set of 3rd party inks in the printer and going on vacation for 3 weeks forgetting to turn it off, I...
The only solution available to us is don't buy CANON ink cartridges. There are 3rd party cartridges available at a third of the Canon price, with chip and just as good.I NEVER buy Canon rip-off cartridges any more
