A:AnswerYes, my laptop is a Windows 7 and I use it and it does work. A thing you should know is that since it's a old version of Windows you might experience the connection to be slow. But yes it works.
A:AnswerI have printed a few 4"X6" glossy prints on both the canon sample sheets that came with the printer, as well as Staples premium photo paper. They all came out well.
A:AnswerYes, it will print on just about any type of paper as long as it is the correct size. I have printed on multiple types so far including glossy, matte, photo and thick parchment.