Security News > 2020 > October > Microsoft releases KB4580364 update to fix Windows 10 freezes
Microsoft has released the KB4580364 non-security update that fixes bugs causing responsiveness issues on affected Windows 10 2004 devices.
Windows 10 users who install the KB4580364 release preview update might experience issues with input, might not be able to enter text, or receive unexpected results if using the Microsoft Input Method Editor for Japanese or Chinese languages.
Addresses an issue with untrusted URL navigations from Internet Explorer 11 by opening them in Microsoft Defender Application Guard using Microsoft Edge.
Addresses an issue that occurs when using the full suite of developer tools in Microsoft Edge for remote debugging on a Windows 10 device.
Addresses an issue that prevents Microsoft User Experience Virtualization from assigning the Microsoft Outlook Signatures.
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