To turn on tabbed browsing, choose Preferences from the Safari menu
and click Tab.
Select Enable Tabbed Browsing.
To open a link or bookmark in the bookmarks bar in a new tab, hold down
the Command key and click the item, or hold down the Control key, click the
item, and choose Open in New Tab from the shortcut menu.
To open a bookmark collection in the bookmarks bar or a folder of
bookmarks in the Bookmarks Library in tabs, hold down the Control key, click
the collection or folder, and choose Open in Tabs from the shortcut menu.
If you select the Auto-Click checkbox for a folder in the bookmarks bar, then
you can open all the bookmarks in the folder in tabs by clicking the folder
name in the bookmarks bar.
To open a webpage in a new tab, choose New Tab from the File menu and type the
address for the page.
To close a tab, click the close button in the tab.
To quickly switch between tabs, press Command-Shift-[ and Command-Shift-].
To show a webpage that is in a tab and close all other tabs, hold down the
Option key and click the close box in the tab you want to remain open.
When you click a link in a page you are viewing in a tab, the page opens in
the current tab. Click the Back and Forward buttons in the address bar to
scan pages you have opened in a tab.
If you choose a page from the History or Bookmarks menu, the page opens
in the current tab.