Netflix offers the film in 1080p (Full HD) for Standard and Premium subscribers.
: Could refer to "No FanSub" or could imply "Non-FanSub" or even "Netflix" depending on the context. However, without more information, it's hard to determine its exact meaning here. It might also stand for "New Files" or something similar. Download - Ascharyachakit-.2018.1080p.NF.WEB-D...
A lossless rip from a streaming service, typically offering better quality than a "WebRip" because no transcoding has occurred. Where to Watch Legally Netflix offers the film in 1080p (Full HD)