Apple's keen interest on personalization and accessibility continues to deliver with Safari. With Big Sur, you can now customize Safari's start page to display favorites, frequently visited, privacy reports, Siri Suggestions, Reading List, and a background image of your choice.
How to customize the start page
Open a new browser window on Safari
On the bottom righthand corner, click the edit icon
A menu will appear above the icon with a checklist
Check off the ones you wish to use or lack thereof
If you like this feature, you can also check the "Use Start Page on All Devices" on the top of the checklist.