Troubleshooting Continuity Features
Some continuity features are not working correctly any more. For example, Handoff is working fine between my MacBook and iPad and vice versa. However, Universal Clipboard and Continuity Markup used to work but are no longer working as they did previously.
How do I go about troubleshooting Universal Clipboard?
Use Continuity to work across Apple devices - Apple Support
MacBook Pro (2020 and later)