How to change headlamp assy? Can you share some instructions?
Try to search video tutorials
If you don’t have any skills in this direction I think it will be better to go to the auto service. Try to search instructions like this https://www.youtube.com/watch?v=xt7bcTWnUhM. Also if you don’t know where to buy this spare part, I found this link for you https://www.concord-parts.com/item/1590058/dorman HEADLAMP ASSY. Manufacturer:DORMAN. Best price!