IBM OS/2 Warp 4 was announced by IBM the September 24, 1996 with a planned availability date for September 25 of the same year. Its beta code name was Merlin.
Some of the features of this edition:
Included VoiceType for speech recognition.
Some editions included a companion headset to use with VoiceType.
Improved Workplace Shell and the inclusion of WarpCenter.
Included Java technology.
WarpGuide and Assistance center.
TCP/IP Version 4 and Web Explorer.
Bundle extra addons like Lotus Notes Mail 4.1, the Device Driver Pak, and Application Sampler CDs.
OS/2 Warp 4 did not have a Blue and Red Edition (with or without Win 3.1 support), it included the Win16 integration in the package by default.
OS/2 2.11 SMP
OS/2 Warp 3 includes DOS and Windows Application Support (Blue Spine)
OS/2 Warp Connect 3 includes DOS and Windows Application Support (Blue Spine)
OS/2 Version 2.0 or 2.01
OS/2 for Windows 2.1
OS/2 Warp 3 uses your existing DOS and Windows (Red Spine)
OS/2 Warp Connect 3 uses your existing DOS and Windows (Red Spine)
A96-1100 September 24, 1996. Corrected on December 10, 1996. OS/2 Warp 4. US.
296-375 September 24, 1996. IBM OS/2 Warp 4 - The Easiest Way to a Connected World.
A97-0965 Aug 26, 1997. Service Extension: OS/2 Warp 4 and OS/2 Warp Server. US.
ZA00-0174 Apr 11, 2000. Continuing Support and Features for IBM OS/2 and IBM OS/2 Warp Server for e-business -- All Yours Via IBM Software Choice. EMEA.
902-274 December 10, 2002. Software Withdrawal: Selected Part Numbers of OS/2 Warp V4 and Warp Server for e-business Programs.
905-163 July 12, 2005. Changes in support for IBM OS/2 Warp 4 and OS/2 Warp Server for e-business. US
ZP05-0336 July 12, 2005. Changes in support for IBM OS/2 Warp 4 & OS/2 Warp Server for e-business. EMEA.