.cso file: how to open it on Windows

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

About the format

Format

Compressed CD image

MIME type

application/x-compressed-iso

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

• 
  PCSX2

  A free and open-source PlayStation 2 (PS2) emulator.

  Open source 2.8.2 11.1K ↓ ★ 15.9K
• I
  IsoBuster

  The Ultimate Data Recovery Software

  Proprietary 5.8
• I
  ISO Compressor

  A free ISO image compression software.

  Free 1.0

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