It’s easier and much faster than you think to perform this function. There are two ways of sharing a file. The former way is, using the Actions tab. Select one or more files and enter the Actions tab that is located next to the Create Folder button on the top. Since the pop-up window appeared, click on the Sharing. There you are able either to select users that are shown or add new users or groups to the list. The later way is through Actions list > F