Cumulative Windows DST Update made available in December 2015
Microsoft released a cumulative Windows Update for all supported versions of Windows in December 2015 - KB3112148. The update contains all the DST changes that were released as hotfixes between August 2015 and December 2015. Please read the KB article for Windows 8.1 and below to get a detailed description of the set of changes included in this update.
Link to KB article: https://support.microsoft.com/en-us/kb/3112148