macOS 10.13 High SierramacOS 10.14 MojavemacOS 10.15 CatalinaFor Newer Macs with Intel processors only. FirstClass Client for macOS v16.200 — 20.2MB You MUST use this version of FirstClass Client for macOS if you are using macOS High Sierra, Mojave or Catalina |
Download macOS (Intel) |
Setup Instructions – PLEASE READFirstClass Client for macOS – setup instructions — 250KB Instructions for installation and setup of the FirstClass Client for macOS FOR FURTHER HELP: Download the document and contact one of the people listed on Page 7. |
Click to read macOS (All) |
For OLDER Macs with PowerPC (PPC)FirstClass Client for OS X v11.017 — 27.1MB |
Download OS X (PPC)
Click to read macOX (Older Macs) |
iPhone and iPadFirstClass Client for iPhone and iPad – setup instructions — 377KB Instructions for installation and setup of the FirstClass Mobile Client for OS X |
Click to read iPhone & iPad |
WindowsFirstClass Client for Windows XP, 2000, Vista, 7, 8 — v12.014 — 24.8MB This is the base client package for Windows-based computers with OS later than Windows 98. |
Download Windows |
FirstClass is a registered trade mark of Open Text Corporation, who also hold copyright to the FirstClass icons |