Madagascar.zip ... — Plik:

: These are video files . Open them with a media player like VLC or Windows Media Player.

Since the file is a .zip archive, you must "unpack" it to access the contents. Plik: Madagascar.zip ...

: If the file asks for a password during extraction, you must find the password from the source where you downloaded it. : These are video files

/ .dmg or .app (Mac) : This is an installer or application . Double-click to run or install. Plik: Madagascar.zip ...

Once extracted, look at the file extensions inside the folder to determine your next step: