Pinning your URL link to your taskbar will allow you to quickly navigate to your site homepage.
Either type or paste your SharePoint site homepage link in to your Edge browser
Click on the Settings and more three dots icon in the top right – hand side of the page
Select More tools
From the opening window select Pin to taskbar
You’ll see a notification window appear in the bottom right – hand side of the window asking if you would like Edge to pin it to your taskbar, click Yes