Use tabs in Safari on iPhone
In the Safari app 
, use tabs to help you navigate between multiple open webpages.
Open a link in a new tab
Touch and hold the link, then tap Open in New Tab. Or, tap the link with two fingers.
To stay on the current tab whenever you open a link in a new tab, go to Settings 
> Safari > Open Links, then tap In Background.
Browse open tabs
Tap 
to view all your open tabs. Then do any of the following:
Close a tab: Tap
in the upper-left corner, or swipe left on the tab.View a single tab again: Tap a tab, or tap Done.
Tip: To see a tab’s history, touch and hold 
or 
.
Reopen a recently closed tab
Tap , touch and hold 
, then choose from the list of recently closed tabs.
Show or hide the tab bar
Go to Settings > Safari, then turn Show Tab Bar on or off.
View tabs that are open on your other devices
Sign in to iCloud with the same Apple ID on all your devices.
Turn on Safari in Settings
> [your name] > iCloud.Note: To also see tabs open on your Mac, you must have Safari selected in the iCloud pane of System Preferences on your Mac and be signed in to iCloud with the same Apple ID.
Tap
, then scroll to the list at the bottom.
To close a tab, swipe left, then tap Close.