How to cope with a problematic PhD supervisor

"Is there any system that protects PhD candidates from having a problematic supervisor? For example, any ways to make complaints? Or would complaints not help but make the relationship worse?" For my video on dealing with harsh feedback, click here: https://youtu.be/MyjnfVktUIo For a full transcript of this video: https://phd.academy/blog/problem-supervisors 0:00 Introduction 1:12 Try to resolve issues before making a complaint 2:05 Problem 1: A lack of contact 4:18 Problem 2: Multiple supervisors contradicting each other 5:24 Problem 3: Harsh feedback 7:44 Problem 4: Conflicting research interests 8:51 Problem 5: Personal attacks or bullying