How does Windows 8 delete search traces?

Windows 8 system search function is very powerful, very smart, after searching for data, will leave a record in the search bar, which may reveal personal privacy, so after searching, it is best not to keep the search record, so as not to stay After suffering.
Delete search records
There is no setting for clearing search records in the search window of Explorer. There are no related options in the control panel. Sometimes you can't delete them using optimization software. How to delete search? Recording?
Operating steps:
1. On the Metro or traditional desktop, move the mouse to the upper right or lower right corner, bring up the Charms Bar and click the “Settings" button. As shown in the following figure:

2, then click on the “Change PC Settings” button at the bottom, as shown in the following figure:

3. In the pop-up computer setting interface, on the left Find and click "Search” in the side list, then find and click on “Delete History” on the right. As shown in the following figure:

4. Wait a moment, the system will automatically delete the search traces. When finished, it will prompt the screen as shown below.