Use VLC Media Player as it supports almost every video format.
Ensure the file ends exactly in .mp4 . If it ends in .mp4.enc , it is still encrypted by WhatsApp and cannot be viewed outside the app. VID-20220528-WA0075mp4
If the video won't open, tools like Fix.Video or Restore.Media can sometimes recover damaged WhatsApp clips. 📁 2. Recovery: Finding the Original Video If you lost the video and only have the filename: Use VLC Media Player as it supports almost