This article explains how to clear clipboard history in Windows 10 and how to disable it. It also describes the limitations Windows imposes on the items you can keep on the clipboard.
How to Clear Your Clipboard History on Windows 10
Windows 10 clipboard history stores up to 25 items. You can clear individual items from your clipboard or clear all items together in Windows 10.
Open the Clipboard using the shortcut Windows key + V.
To delete an individual item, select the three dots at the top right.