Windows 10 Download (KB4579311) Microsoft Releases Windows 10 20H2 Insider Preview Build 19042.572 by Hassan Mujtaba October 15, 2020 Windows 10 Download (KB4579311) Microsoft Releases Windows 10 20H2 Insider Preview Build... by Hassan Mujtaba October 15, 2020 by Hassan Mujtaba October 15, 2020