While both were originally to be released in 2016, the second was moved into 2017 so that it would be released in concert with that year's wave of Microsoft first-party devices. The Anniversary Update was originally thought to have been set aside for two feature updates.

This version was released on August 2, 2016, a little over one year after the first stable release of Windows 10. It was codenamed ' Redstone 1' ( RS1) during development. The third stable build of Windows 10 is called version 1607, known as the Anniversary Update.

^ Windows 10 builds that have this color are the latest (by SKU) public version of Windows 10.

^ Windows 10 builds that have this color are no longer the latest version of Windows 10, but are still supported by Microsoft.

^ Windows 10 builds that have this color have reached their expiration dates and are no longer supported by Microsoft.

^ Mainstream support until January 12, 2027.

^ Mainstream support until January 9, 2024.

^ Originally EOS by May 12, 2020, but postponed due to COVID-19.

^ Originally released on October 2, 2018, but was pushed back due to bugs.

^ Version 1803 originally EOS by November 10, 2020, but postponed due to COVID-19.

^ Originally EOS by April 14, 2020, but postponed due to COVID-19.

^ Apfor Education, Enterprise, and IoT Enterprise editions.

^ Mainstream support ended on October 12, 2021.

^ a b Janufor Intel Clover Trail based systems.

^ Mainstream support ended on October 13, 2020.

^ Long-Term Servicing Channel, formerly Long-Term Servicing Branch (LTSB).

^ General Availability Channel, formerly Semi-Annual Channel (SAC) and Current Branch for Business (CBB).

Legend: Old version, not maintained Older version, still maintained Current stable version

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