- After the release of Windows 1.0 on the 20th of November in 1985, Tandy Trower had precious little time to come up with a sequel. He had roughly 18 months to be slightly more precise. His first tasks were those features he’d wanted for Windows 1.0 but had little time to work on. Overlapping windows, a proportional system font, and more general UI improvements were all goals, and these were quickly achieved. Just looking at the Control Panel, these are immediately visible.