If you wish to copy an exercise from one of your courses to another or to the same one, first navigate to the course where the specific exercise is located. Then, from the settings of that specific exercise, select the “Create Copy” option. Create Copy of an exercise

Select the course in which the specific copy of the exercise will be created (there is also an option to copy it into the current course). Select course for copy import

The exercise is transferred exactly as it is into the course. Copy import result