Long Press the Tabs Icon
Do your website tabs get a little out of control on your iPhone? Do you find yourself frequently needing to clean them up? This trick will help. Open Safari and do a long press on the tabs icon, which is the box-by-a-box symbol. This will immediately pop up an option to close all tabs, this tab, or open new tabs. It’s one of the easiest ways to quickly close a lot of iOS tabs.