If you want to use Video_TS/ISO files with Plex, the easy workaround is to convert them to a fully compatible format with Plex. If you're no idea about that, here is a simple tutorial for you. Read on for details.

The ISO file format is an excellent file type for data storage and backup, especially suited to backup media like DVD or Blu-ray disc. It's not that difficult to play these DVD/Blu-ray ISO image files. But if you want to play ISO image files via Plex, you'll need to to do some thing in advance.

Since Plex has maked it clear in its supported sources list - "Plex does not support the use of ISO, IMG, Video_TS, or other "disk image" formats." In this case, if you wish to view DVD/Blu-ray ISO image files with Plex, it's recommended that you convert them to a compatible format. If you have no idea about this, here is simple tutorial for you, guaranteed to to stream and play DVD/Blu-ray ISO files via Plex without problems.

To change the format from ISO to Plex-friendly formats, Here Brorsoft Video Converter Ultimate is highly recommended. With it, you effortlessly transcode ISO to Plex formats with fast speed and excellent output quality. Besides, it can also convert ISO to various popular video formats like AVI, MP4, WMV, MPEG, MOV, FLV, MKV, 3GP, etc. as well as convert ISO to optimized video for playback on iPad, iPod, iPhone, Zune, Creative Zen, Archos, iRiver, Blackberry, Xbox 360/One, PS4, PS3 and more.. If you're a Mac user, please turn to the Mac version here, which allows you to convert ISO files to Plex on Mac OS X (El Capitan and Mavericks included). Now download the right version according to your situation and check out the steps below.

Simple steps to use BD/DVD ISO files with Plex

Step 1. Load ISO files

Run the best ISO to Plex Converter and click "Load Disc" button to select and load the ISO image files to the program.

Step 2. Decide output format

Click Format bar and choose MP4 from Common Video, which can be recognized by Plex well. MKV is also a good choice; as a container format it takes whatever you give it.

Step 3. Advanced Settings

With the right settings you can retain the quality of the original ISO files while also saving space. This is particularly helpful when streaming over your network, depending on your network quality. Simply click Settings bar and you can tweak the settings to your satisfaction and even save it as preset.

Step 4. Start the conversion

Hit the "Convert" button at the bottom of the main interface to start the conversion. It will automatically convert ISO to Plex Media Server compatible video files.

Once the conversion is finished, click "Open" to quickly find the converted movies. Then, Plex will recognize, catalog, play and stream the encoded ISO files just fine.

Source: Simple steps to use BD/DVD ISO files with Plex