Undine.2020.german.1080p.bluray.x265-v...: Subtitle

Keep both the video and the subtitle file in the same folder.

The .srt format is the most widely compatible. If your file is in .ass (Advanced Substation Alpha), it may include custom styling that some older smart TVs cannot display properly. How to Use subtitle Undine.2020.GERMAN.1080p.BluRay.x265-V...

Find synced English subtitles on Subscene for various BluRay releases. Keep both the video and the subtitle file in the same folder