Change in branch is not a very difficult procedure at NIT Jalandhar. All you need to do is follow some simple tips that might help you:
Don’t miss classes. Make proper notes.
Don’t take any minor non seriously.
Don’t hesitate to talk with teachers.
Focus more on courses with more credits.
Basically if you are aiming at a branch change you should create a good image among the teachers. Get good grades and recognition and your task of changing branches will become easier.