Use the cartridges in a Canon Pixma iP4700. Cartridges are properly recognized, operate the first test without any problems. To print texts and Office documents securely perfectly. I then started with photo print and thought the first term, I have thrown away my money. I have copies of the photos on same photographic paper with original cartridges for comparison - the printouts of the replica cartridges had with me a really bad greenish tint. Ausducke were useless! I then tried the color on the printer setting to adapt and have to say I've come at a really good result. After about 20 sample print and change repeatedly, I have now with my beautiful colors and photo printing with this cartridge. my settings: under File - Print ... - Properties - Options - Color / Intensity: Manual - Setting