Frequently visited websites can not only be stored on the access but also added as bookmarks.

We can also create and sort bookmark folders in the Samsung Browser Internet Folder, and in addition to moving bookmarks, they can also be re-sorted.

Android 10 (One UI 2.0)
Step 1:  Open the Samsung  Internet  Browser
Step 2:  Open the desired  Website
Step 3:  Tap on  Add Bookmark
  1. Open the Samsung Internet Browser
  2. Open the desired Website
  3. Tap on Add Bookmark

Samsung Instructions