: The rollback was surprisingly stable. Unlike modern software that leaves "ghost files," the Windows 7 system image was quite adept at restoring the IE8 binaries exactly as they were. Performance & Stability Impact
: Sometimes, IE9’s hardware demands caused UI flickering or lag. In these specific cases, rolling back to IE8 actually improved system stability, albeit at the cost of modern web standards. The Legacy of the "Uninstall" Uninstall Internet Explorer 9 For Windows 7
Once you trigger the uninstall, Windows 7 doesn't actually leave you without a browser; it automatically rolls your system back to the previous version (usually IE8). This safety net was crucial in 2011, as many corporate legacy sites were broken by IE9’s new rendering engine. Why Users Did It: Compatibility vs. Progress : The rollback was surprisingly stable
Most "reviews" of this uninstallation process from that era centered on one thing: . In these specific cases, rolling back to IE8
Today, this process is a relic of a time when the browser and the operating system were inextricably linked. While IE9 was a massive leap forward for Microsoft—finally competing with Chrome and Firefox in speed—its uninstallation path was the ultimate "undo" button for a web that wasn't quite ready to move on.