If you don't have it, you can download VLC for free. It’s a lightweight program that includes many codecs built-in, bypassing the need to hunt for specific ones.
Also, be aware that:
On a tiny, almost-forgotten island called Les Îles de Sommeil, an experimental wildlife magazine—LSMagazine—launches a special digital edition titled "LS Dreams." The issue centers on two intertwined pieces: "Island 01: Pretty Animals" (a lyrical photo-essay) and "02: AVI Fix" (a multimedia restoration project). Combined, they reveal the island’s fragile beauty, a technological rescue mission, and the ethical choices of storytelling. lsmagazinelsdreamslsland01pretty animals02avi fix