Question
Shift moves whole image
Hey, community! First of all, not an English speaker here, so pardon my possible errors.
I'd like to know I method which I can press shift to draw straight lines and the image does move. Look at this video and see what's happening:
Please, try to help me. I'm just a math teacher who needs to improve my way of teaching in this quarantine.
P.S.: watch the video, it's just 1:42 minutes.
