How to clear Windows 7 search history

Tip: Modifying the registry is risky, please be cautious.
The hard drive is getting bigger and bigger, and the search function of Windows 7 is especially easy to use. You can search directly by entering keywords in the search box at the top right of the folder, but always keep the searched records, some Things don't want other people to see, can you delete them?
1, Windows 7 search function does save the search record by default, click on the search box to see, to delete these records is also very simple, just need to Point to the record you want to delete (do not click), then press the “delete” key on the keyboard to delete the item pointed by the mouse, so you can delete all the records one by one.
2, if you are familiar with the registry, you can also locate it in the registry editor:
HKEY_CURRENT_USER//Software//Microsoft//Windows//CurrentVersion//Explorer//WordWheelQuery
then delete Drop the value other than “MRUListEx” and exit.
3, there is a way, you can also open the Group Policy Editor (in the "start & rarr; search box", enter "ldped; msd"; click "and user" → management template & rarr; Windows component → Windows Explorer & rdquo;, then find in the right window "In the Windows Explorer search box close the display of the recent search items", double-click the item to enable.