This drives me crazy even some IT gurus don’t use it. If you use a mouse with a scroll wheel to browse the internet and don’t use your middle button, you really should. It will save you a ton of time if you’re browsing using multiple tabs.

Middle-click is the clicking on the scroll wheel.

Open to new tab

Middle-click on a link for it to open the link in a new tab.

Close tab

Middle-click on the tab to close it. As shown below.

Other applications with tabs also follow the same convention.

You have now saved 1 minute a day!