Context menu, also means right-click menu. Here is a way that how to clean verbose items.
cmd - regedit, to open regeidt.
HKEY_CLASSES_ROOT - ***** - shellex - Context MenuHandlers
HKEY_CLASSES_ROOT - Folder\shell
HKEY_CLASSES_ROOT - Folder\shellex\ContextMenuHandlers
HKEY_CLASSES_ROOT - Directory\shell
HKEY_CLASSES_ROOT - Directory\shellex\ContextMenuHandlers
HKEY_CLASSES_ROOT -
Directory\Background \shellex\ContextMenuHandlers. To delete igfxcui（显卡），and keep New