I have an older iMac running macOS High Sierra. Safari is my browser of choice. Safari is set up so that when I open a new tab using the + sign shown below circled in red, it opens the Favorites page. See figure below:
Recently it has started going from Favorites page immediately to the one shown below with the following link open:
How do I stop the new tab from going to the link above? Creating a new tab has worked fine for years. Now a new tab goes to the link given above.