In November 1996, Adobe released Adobe Photoshop 4.0 bitmap graphics editor. Windows and Macintosh versions were launched simultaneously.
Adobe Photoshop 4.0 included new features such as adjustment layers, actions, navigator, guides & grids, free transform tool, multicolor gradients, 48 new special effects filters, digital watermarking, expanded web file format support (PNG, PDF, progressive JPEG), improved interface, and more.
Photoshop 4.0 codename was Big Electric Cat.
- November 1996
- Microsoft Windows 3.1 with DOS 5.0 or later, or Windows 95, or Intel based Windows NT (version 3.5 or later)
- i386, i486, or Pentium processor
- Apple System Software version 7.1 or later (7.1.2 or later for Power Macintosh)
- Macintosh computer with a 68030 or greater processor (Power Macintosh recommended)
- 16 MB of RAM (32 MB recommended)
- 20 MB hard-disk space for installation
- 20 MB hard-disk space for operation
- 256-color or better display adapter
- CD-ROM drive (floppy disks available upon request)