Microsoft Office 1.5 was a 16-bit version of the office suite released around 1991, designed for the Windows 3.0 operating system.
Key Details of Office 1.5
Release Date: Circa 1991.
Target OS: Windows 3.0.
Architecture: It was a 16-bit application suite.
Key Update: The primary change from the initial Office 1.0 was the inclusion of Microsoft Excel 3.0, which added features like toolbars and outlining capabilities.
Successor: It was quickly succeeded by Office 1.6 in July 1991, which added Microsoft Mail to the bundle. Applications Included
The Microsoft Office 1.5 bundle included the following components:
Word 1.1
Excel 3.0
PowerPoint 2.0
As with other early versions of Office, this software is now considered legacy and is no longer supported by Microsoft.