Netflix Bilingual Subtitles is a Firefox extension designed to improve language learning and accessibility while streaming content on Netflix. This tool provides users with bilingual subtitles, allowing for a more immersive experience as they can view translations alongside the original language. Key features include customizable subtitle styles, keyboard shortcuts for ease of use, and an option for image-based subtitles. Additionally, users can download their own subtitles and utilize a subtitle editor for personalized needs.

The extension supports various languages, including Japanese text conversion and a dictation mode, enhancing the educational aspect of watching films and shows. Users must subscribe to access all features, and the installation process is straightforward. Once installed, simply select the secondary subtitle option from the Netflix menu, and the bilingual subtitles will appear, making it an excellent resource for language learners and those seeking to enjoy foreign films with ease.