Change General preferences in Safari on Mac
In the Safari app on your Mac, use General preferences to choose the page that appears when you open a new window or tab, to choose how to handle downloads and more. To change these preferences, choose Safari > Preferences, then click General.
Safari opens with
Choose how each Safari session starts: with a new window, a new private window, all the windows from your last session, or all the non-private windows from your last session.
This option is shown only if “Close windows when quitting an app” is selected in the General pane of System Preferences.
New windows open with
Choose what a new Safari window contains.
New tabs open with
Choose what a new tab contains.
Enter the URL of the web page you want to use as your homepage, or click Set to Current Page to use the current active page.
Remove history items
Choose when to remove items from the history.
Choose the bookmarks folder whose bookmarks you want shown on the Favourites page and in the Favourites view that appears below the Smart Search field.
Top Sites shows
Choose how many websites Top Sites shows.
File download location
Choose where to save items you download from the Internet, or have Safari always ask where you want to save downloads.
Remove download list items
Choose when to remove items from the list.
Open “safe” files after downloading
In Safari, automatically open the listed types of files but not software.