Windows Quezee 3.1x

Windows Quezee 3.1x (alternate name Windows 3.1x - 10th Anniversary Edition) - operating system of Windows Quezee family, created by Microsoft and released in March 18th, 1982. Original name is Windows Quezee 3.1, but Microsoft in December 1983 released an update called Windows Quezee 3.11, and Windows Quezee 3.1 transformed into Windows Quezee 3.1x.

Windows Quezee 3.1x is an update of its predecessor - Interface Manager Quezee 3.0, so its still has got command prompt as the main interface. Microsoft fixed a lot of errors, what was founded in 3.0. Minus of Windows Quezee 3.1x - is what this OS cant work on PCs with Intel 8080 (3.11 cant work with Intel 8085), so users of this processor can work with Interface Manager 2.x or 3.0 only.

In Aresen54800 WNR's series it was seen for the first time in WNR 54.

Differents from Interface Manager Quezee 3.0

 * Windows Quezee 3.1x has got upgraded Notepad. Now save file is more easier than in predecessors.
 * Windows Quezee 3.1x is supporting Intel 80286 (default from 3.11), when 3.0 need a patch.

Development
Microsoft sayed in 1980, what they going to fix all errors, what was founded in 3.0 version in a OS codenamed Janus (Janus is the codename of Windows 3.1). In December 1980, Microsoft changed the codename to Windows (OS named as Interface Manager Quezee 3.1). In April 1981, Microsoft published the first pre-release version - build 26. When Mcrosoft released Final Beta Release (early January 1982), they sayed, what Windows will be the new name of OS, replacing Interface Manager.

Build 26 - the earliest Windows Quezee 3.1x build. Not different from Interface Manager Quezee 3.0.

Build 34e - has got updated Notepad.

Build 43e - was leaked in 2004-02 and was confirmed as Beta 2. Has got Recorder (it was deleted in Final Beta Release)

Build 61d - was made in 1981-12-18, and was the last test version of Windows Quezee 3.1x.

Build 103 - this is RTM version of Windows Quezee 3.1.

Updates after 3.11
In 1984-1985 Microsoft released Windows Quezee 3.2 and 3.3, updates to Windows Quezee 3.11. 3.2 was only for Chinese and 3.3 was only for North Europe.

Windows Quezee 3.1x was successed by Windows Quezee 8x (85/86/88). Microsoft ended support Windows Quezee 3.1x in 1991-12-31 and stopped giving license for use in November 1st, 1998.