: Ensure your hardware can handle HD playback. If it's a very old device, try closing background applications.
: Likely the frame rate (30 frames per second) or a release number. BR : Source material is a Blu-ray disc. 720p : High-definition resolution ( GR : Indicates the presence of Greek language content. FROZEN : The title of the film. 30-BR720p-GR-FROZEN.mp4
: Right-click > Subtitle > Sub Track to enable or disable translations. : Ensure your hardware can handle HD playback
: The file container (MPEG-4), highly compatible with smartphones, tablets, and smart TVs. Troubleshooting highly compatible with smartphones