A display icon on the extra icon on the right?
An extra Mail icon pops up on the right hand side of the doc with the Airplay icon and disapears. What does it mean? Please see photo below.
Thank you.
MacBook Air
Question marked as
It's the Handoff indicator.
It means you have an email open on a Mac that you can also view on your iPad.
Details here: Use Continuity to connect your Mac, iPhone, iPad, iPod touch, and Apple Watch - Apple Support
