Choose the SRT file and your subtitles are added automatically.
2. ADD SUBTITLE FILE IN WINDOWS MEDIA PLAYER OR OTHER PLAYERS:
After downloading the Supernatural s15e5 zip file, you need to unzip it first using WinRAR, then copy it to the same folder where the tv series is saved.
For example, if you have a folder name Supernatural s15e5. Then both tv series and subtitle file should be pasted in the same folder.
After performing the above steps, subtitles will be added automatically.