Microsoft browser usage report
In the Microsoft 365 Admin Center, activity reports help you to see how users are using different Microsoft 365 services. See Activity Reports in the Microsoft 365 admin center.
Browser usage report
The Microsoft Browser Usage report in the Microsoft 365 Admin Center lets you see if users access Microsoft 365 online services via the Microsoft Edge browser. To learn how access and use this report, see Microsoft 365 Reports in the admin center - Microsoft browser usage.