As this file is from 2022, it is highly probable that the majority, if not all, of the links are no longer active. How to Use M3U Files (General Guide)
Obtain the file from the source (use caution). Download iptvallfree 12102022 (4) m3u
You can open M3U files using players like VLC Media Player on a computer or IPTV Smarters , Kodi, or Perfect Player on mobile/streaming devices. As this file is from 2022, it is
An M3U file is essentially a text file that lists URL addresses for video streams. It is not an executable file (like an .exe or .apk), making it unlikely to contain viruses, though the links it contains can lead to malicious content. As this file is from 2022
Open the player, select "Add Playlist" or "Load M3U URL," and select the downloaded file.