1. Press the "Delete" key on the keyboard (generally above the up, down, left and right keys on the keyboard) to Delete this search record (on some keyboards, "Delete" will be abbreviated as "del").

2. Click "Parameter Settings" in the "Tools" menu, select "Normal" in the pop-up dialog box "Category" and click "Clear History". If you don't want to record playback records automatically, you need to cancel the option "Allow history list to be displayed in file menu".

3. In Windows system, you can delete the search record of "My Computer" according to the following steps: Open the file explorer (or right-click the icon of this computer on the desktop of the computer and select the "Manage" option).