In older Windows systems (FAT file systems), if a filename exceeded 8 characters or contained spaces, the system would truncate it to the first 6 characters, followed by a tilde ( ~ ) and a number (usually 1 ). Likely Context and Content
Based on the filename , this is a classic example of a shortened 8.3 filename (also known as an SFN or MS-DOS compatible name).
If you want to know what this video actually is without watching it, you can: 46~1.avi
Many older digital cameras (like early Canon PowerShots) or early mobile phones saved videos with sequential numbering (e.g., MVI_0046.avi ). If transferred via certain legacy software, it could be shortened to 46~1.avi .
If you used data recovery software (like PhotoRec or Recuva) on a corrupted SD card or hard drive, the software often assigns generic numbered names to files when the original metadata is lost. In older Windows systems (FAT file systems), if
Developed by Microsoft in 1992, it is a "wrapper" that can hold both audio and video data.
Right-click the file, go to Properties , and click the Details tab. Sometimes the "Title" field remains intact even if the filename changed. If transferred via certain legacy software, it could
If the file was moved from an old Windows 95/98 system or a CD-ROM burned with ISO 9660 level 1 restrictions, the original long name was "mangled" to fit the 8.3 format. Technical Specifications (AVI Format)