[Acne] Had marks like these for over a year at least, is it hyperpigmentation/ how do I get rid of them?

Beauty Tips For Body Care
https://i.reddituploads.com/f95483cb73254dda9094db928e33cb7b?fit=max&h=1536&w=1536&s=8679b9ce50e856db8a799554fe2e7f75
Girls Blog 2015
Submitted by Lilakiri