How can I clear the ';run'; search for my comp?

You know when you go to start then go run how can i clear the searched or ran things?How can I clear the ';run'; search for my comp?
Navigate to the following registry key: HKEY_CURRENT_USERSoftwareMicrosoftWindow鈥?Highlight the entry you want to remove from the run history. For example, ';a.'; From the Edit menu, click Delete (or you can simply press the Delete key on the keyboard). Click Yes to confirm your actions. Double click the MRUList value and remove the letter that you deleted from the list. Click OK. Close the registry








u can also try it by clearing the browsing history and disk cleanup