On April 15, 2010, Office 2010 was released to manufacturing. The suite became available for retail and online purchase on June 15, 2010.[2][16] Office 2010 is the first version to require product activation for volume licensing editions.[17][18] In Office 2010, every application features ribbons in its user interface. Mainstream support ended on October 13, 2015. Extended support ends on October 13, 2020