Microsoft shipped Windows 8 to manufacturers on October 26, 2012. Its most conspicuous feature was the removal of the Start button and menu, staples of the desktop for seventeen years. In their place, users encountered a full-screen grid of live tiles, an interface designed primarily for touchscreens. The company bet its dominant desktop operating system on a unified experience for traditional PCs and nascent tablets. It was a gamble that backfired almost immediately.
The release followed the launch of the Surface RT, Microsoft's own tablet, by three weeks. The strategy aimed to counter the rise of Apple's iPad and Google's Android by forcing a mobile paradigm onto the desktop. Critical and user reaction was harsh. PCWorld called it "Windows 8: A Giant Misstep." Many found the jarring switch between the new 'Metro' interface and the classic desktop disorienting and inefficient. Sales of devices running the system were sluggish.
A common misunderstanding is that Windows 8 failed on technical grounds. Its core engine was faster and more secure than Windows 7. The failure was philosophical. Microsoft prioritized a vision of convergent computing over user habit and ergonomics. It asked a billion users to relearn fundamental computer navigation for a future that had not yet arrived on most desks.
The lasting impact was a course correction. Windows 8.1, released a year later, partially retreated by restoring a Start button that opened the tile screen. The full reversal came with Windows 10 in 2015, which revived a traditional Start menu that could optionally host live tiles. The episode demonstrated that even the most entrenched software platform could not mandate a radical user experience shift from the top down. It became a case study in the perils of ignoring established user workflow.