.flt file: how to open it on Windows

2 Windows apps register the .flt extension. Install one of them to open the file with a double-click.

• 
  Directory Opus

  A complete replacement for Explorer, with far more power and functionality than any other file manager available today.

  Proprietary 13.25 29K ↓
• M
  Movavi Suite

  Create awesome video projects easily

  Proprietary 27.0.0

Related guide: Change the default app for a file type in Windows