Windows 1.0/1.03

This is the third release of Windows 1.x, released both in US and Europe. Major changes include support for new devices, improved drivers and support for MS-DOS 3.2.

German and French versions as well as the debug symbols are available, and Dutch Tulip OEM, PC-98 (in Japanese) and DEC Rainbow versions also exist.

Versions

Other versions of 1.03

• Microsoft Windows 1.03 (for Tulip personal computers)
• Microsoft Windows 1.03 (for Olivetti personal computers)
• Microsoft Windows 1.03 (for Siemens personal computers)

Next releases

• Microsoft Windows 1.04 (Release version)

Older releases

• Microsoft Windows 1.01
• Microsoft Windows 1.02 (Retail)