One tip is to not apply at the last moment, in case problems arise during your application. You apply for your courses at www.antagning.se or www.universityadmissions.se/ .Are you unsure which courses you can find in your program? Check the study guide for engineering and science programs here: http://teknat.uu.se/student-en/programmes-courses/Programme-syllabuses+/
Time to apply for courses for the spring semester
Monday 19/10 at 23:59 is the last day to apply for courses for the spring semester!