This article discusses how to uninstall Windows 7 and revert to your previous operating system.
To uninstall Windows 7, you must determine your specific installation scenario from the scenarios that are listed in this section, and then follow the steps for that scenario.
- Scenario 1: You installed Windows 7 as a new installation over an earlier version of Windows
- Scenario 2: You installed Windows 7 on a computer that did not have an operating system installed
- Scenario 3: You upgraded from Windows Vista to Windows 7
- Scenario 4: You have a multiboot system that has Windows 7 installed
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Posted in MS knowledge base