Definition: '.hls_autocomplete.conf', a file used to customize HLS (high-speed streaming) settings, includes configuration options for various parameters like latency, resolution, audio format, etc. Used in .htaccess (Hypertext Transfer Protocol Access Control), it allows users to control how HLS streams are presented and streamed through web browsers or media players. Detailed definition: It's a file that contains the configuration options used by the HLS plugin software for controlling settings like latency, resolution, audio format, etc., which affects the quality of the stream being played.