Microsoft Windows XP 32- and 64-bit SP2, SP3
Windows Vista 32-bit (all Editions), Windows Vista SP1, SP2 32- and 64-bit (all Editions)
Windows 7 32- and 64-bit (all Editions), Windows 7 SP1 32- and 64-bit (all Editions)
Windows 8 32- and 64-bit
Windows 8.1 32- and 64-bit
Some info: https://betanews.com/2020/01/29/av-support-windows-7/
For Windows 8.1
Client operating systems | End of mainstream support | End of extended support |
---|---|---|
Windows 8.1 | January 9, 2018 | January 10, 2023 |
https://support.microsoft.com/en-ca/help/13853/windows-lifecycle-fact-sheet