Main editions. Mainstream support for all Windows 7 editions ended on January 13, 2015, and extended support ended on January 14, 2020. After that, the operating system ceased receiving further support. Professional and Enterprise volume licensed editions have paid Extended Security Updates (ESU) available until at most January 10, 2023. Since October 31, 2013, Windows 7 is …

The seventh season of British science fiction television series Doctor Who began on 3 January 1970 with Jon Pertwee's first story Spearhead from Space and ended with Inferno.The first season to be made in colour, it marked the beginning of Barry Letts's five seasons as series producer, but it has been described as "essentially devised" by his predecessor, Derrick …