: It is the most popular video format due to its high compression, which maintains good quality in a small file size.

: If the default player fails, use a versatile player like VLC Media Player which supports almost all codecs.

An (MPEG-4 Part 14) is a digital multimedia container format used to store video, audio, and other data like subtitles.

: Most platforms allow you to right-click the file and select "Save As" or use a dedicated "Download" button.