In trying to troubleshoot vexing Windows Explorer problems, I encountered one piece of advice repeatedly. It is best summarized as “Turn off unnecessary Explorer extensions.” According to the company which makes ShellExView, NirSoft, “Shell Extensions are in-process COM objects which extend the abilities of the Windows operating system.” In plainer English, this means that shell extensions in Explorer add to the range of objects you can access, and operations you can perform, using built-in menus and commands inside Explorer.
Continue reading ShellExView Shows Windows Explorer Shell Extensions