For those who just switch from Windows operating system to Mac, many features on macOS may provide more convenience for their operation (or instead, enhance difficulty for them to get familiar with the new OS :P). For instance, the ability to use tabs in Finder, which was introduced with the launch of OS X Mavericks in 2013.
You may have known how to create a new Finder tab by using the keyboard shortcut Command-T, which also works for web browsers including Safari, Firefox or Chrome. But if you have already opened a dozen of separate Finder windows, how to quickly consolidate them all into a tabbed Finder window? Read on to get the answers.