Calls from landlines and mobiles are included in free call packages.
Depending on your computer, the update process may take up to 30 minutes, but when it's done, you'll get a confirmation dialog.
As it says, you should disconnect and reconnect the USB cable at this time.
Luckily, though, with the release of the Galaxy S6, Samsung has debuted a new software for Windows and Mac that makes updating a breeze—even if you're rooted.
This new software, called Smart Switch, serves as a more robust version of its smartphone app counterpart, and allows you to backup, restore, and update your Galaxy S6 in a few simple clicks.