Has anyone tried something similar to this guide? My iPhone 6+ has quite a few micro scratches in the screen. I am pretty sure they are just in the coating. I'd like to give this a shot, but I don't know how safe it is.
https://www.ifixit.com/Guide/How+to+apply+anti-fingerprint+oleophobic+coating/9682
https://www.ifixit.com/Guide/How+to+apply+anti-fingerprint+oleophobic+coating/9682