Uninstall Windows 8? Probably Not A Good Idea If you bought a new computer with Windows 8 on it, uninstalling Windows 8 and trying to install Windows 7 can be a huge undertaking for several reasons. The stumbling block is the hardware drivers may not be compatible. in Public bookmarkswith uninstalling_windows_8windowswindows_8 Note: If you bought a new computer with Windows 8 on it, uninstalling Windows 8 and trying to install Windows 7 can be a huge undertaking for several reasons. The stumbling block is the hardware drivers may not be compatible.