A:AnswerI haven’t had any issues with this printer but I remember if you lift the top & see the location where the paper is jammed there is a piece with 2 tabs on the end that if pushed together will lift off. You can then slowly take out the jam.
A:AnswerDoes not support card stock any heavier than construction paper. Verified in the specs plus also through attempts to use various card stock weights. Don’t recommend for that and other reasons
A:AnswerYou can use a USB B cable to connect directly to a computer. You can also use direct print to print to connect wirelessly to a computer or mobile device.