How do I change default browser in Outlook?

[Windows Central Question]

outlook is defaulting to edge when I click a link. how can I change that?

 

[Mattman86]

Have you changed the default browser for the system?

 

[obooker]

Mine too. Links I click in Outlook 2013 (Office 365) open in Edge, even after I changed the default browser to Firefox. What are we missing?