To clear the clipboard history, follow these steps:
1.Open the clipboard history sub-menu in one of the following ways:
•On the Home tab, in the Edit group, click the arrow to the right of the
Paste button and select Paste from clipboard command from the drop-down list.
•Right-click to open the context menu and select Paste from clipboard.
•When working in macOS, select Edit > Paste from clipboard command from the command menu.
2.In the sub-menu that opens, select Clear.