My Pixma TS9521C is printing very lightly (about 60% of the value) from my MAC (OS Catalina). I have tried every setting and wasted a lot of time and money on photo paper trying to get this corrected. It shouldn't be this hard. Tried calling support, but I keep getting an error that I don't have an account, which I do.
Check to make sure that the correct media type is being selected. This should help with the overall print quality. Visit the following link for details on how to adjust the settings on a Mac:
Please print a test page:
Does the black grid at the top of the page print darkly?
I am having the same issues. I have purchased a new computer for work, never thinking that Canon would not be compatible with Mac, but here I am! I am furious! Why do they not provide updated drivers and color management?