This article explains how to assign a different default web browser on your Windows computer to address issues with unresponsive hyperlinks in Outlook. It also includes information about how to check for Outlook updates and install them. The instructions in this article apply to Outlook 2019, Outlook 2016, Outlook 2013, and Outlook 2010 on Windows 10, Windows 8, and Windows 7.
Hyperlinks not working in Outlook
When you can’t open a hyperlink in Outlook, it’s usually not a problem with the email client. Rather, it’s a result of the link that connects the hyperlink to your browser being broken or distorted in some way.
Assigning a different default web browser in Windows 10 may fix this issue.
Select the Start button.