Q:"I am new to the Plex world. I wonder if there is a simple way to add subtitles to Plex movie." - From PlexTV Forum

Plex is a client–server media management platform consisting of Plex Media Server and a suite of media player. The former is the desktop software for Windows, Mac, and Linux FreeBSD, which helps you to organize and store media files and photos as well as allows easily streaming them to any device like smart TVs, mobile devices, web apps, etc. Plex gives both free and paid-subscription service. For subtitles addition, you have to pay nothing. Just install Plex Media Server on your computer and do as follows. Moreover, below suggests another stand-out program to add subtitle files to Plex movie permanently.