This is one of the hardest situations students face, and it usually comes from a real place of love, because most parents push a particular career out of worry for your security, not to control you. Understanding that helps, because it turns the conversation from a fight into a shared problem. They want you to be safe and successful, and so do you. You just disagree on the path.
Start by genuinely listening to their concerns rather than dismissing them, because feeling heard makes people far more willing to hear you back. Then make your case with facts, not just feelings. If you want a career they see as risky, research it properly, understand the real scope, salary, and paths, and show them you are being thoughtful rather than impulsive. Parents often relax when they see a clear plan instead of a vague dream, because their biggest fear is that you will struggle without direction.
Look for a bridge where you can. Sometimes there is a middle path that respects their concern for stability while moving toward what you want, like a course that keeps options open, or a plan to prove yourself in your chosen field over a set time. Keep the tone calm and respectful even when it is emotional, because ultimatums usually harden both sides. In the end it is your life and your future to live, but bringing your parents along with patience and a solid plan is far better than winning through conflict. Many families come around once they see you are serious, informed, and committed.
Example: If you want design but parents want engineering, showing them real career data, professionals in the field, and a concrete plan often eases their fear more than an emotional argument does.
One practical tip: Answer their fear, not just their words. Most parental resistance is really worry about your security. Address that with a clear plan and they often soften.