How to troubleshoot a malfunctioning clutch in an Audi 80?

My Audi 80's clutch is not engaging properly and sometimes makes strange noises. What could be the problem and how can I fix it?

Based on my experience, this could be due to a worn out clutch plate. I recommend getting it checked and replaced if necessary.

I suggest checking the fluid levels and bleeding the clutch system. Sometimes air bubbles can cause these issues.

Another possible cause could be a faulty slave or master cylinder. Have these components checked and replaced if needed.