If you are experiencing a complete system freeze accompanied by the spinning pinwhell progress indicator, try physically unplugging any connected FireWire or USB devices. In many cases, the freeze ...
It survives reboots, updates, and years of inactivity — Windows never cleans it up.
It is the very first thing you need to check when Device Manager is refreshing automatically after a few seconds. If you have a faulty USB port or device, which is connecting and disconnecting ...