.xad file: how to open it on Windows

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

• 
  DeaDBeeF

  DeaDBeeF is a modular cross-platform audio player.

  Open source 1.10.0 3.2K ↓ ★ 2K
• P
  proCertum SmartSign SimplySign Desktop

  proCertum SmartSign for creating and verifying electronic signatures + SimplySign Desktop for emulating a cryptographic card

  Proprietary 9.4.5.95

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