October 29, 2020—KB4580364 (OS Builds 19041.610 and 19042.610) Preview

October 29, 2020—KB4580364 OS Builds 19041.610 and 19042.610 Preview IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and...

July 31, 2020—KB4568831 (OS Build 19041.423) Preview

July 31, 2020—KB4568831 OS Build 19041.423 Preview IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" release or Update Tuesday...

September 16, 2020—KB4577062 (OS Builds 18362.1110 and 18363.1110) Preview

September 16, 2020—KB4577062 OS Builds 18362.1110 and 18363.1110 Preview IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" relea...

September 16, 2020—KB4577069 (OS Build 17763.1490) Preview

September 16, 2020—KB4577069 OS Build 17763.1490 Preview IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" release or Update...

October 20, 2020—KB4580386 (OS Builds 18362.1171 and 18363.1171) Preview

October 20, 2020—KB4580386 OS Builds 18362.1171 and 18363.1171 Preview IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Windows 10, version 1903 will reach end of servicing on December 8, 2020. To...

Windows 10 update history

Windows 10 update history Updates for Windows 10 version 1703 Windows 10 is a service, which means it gets better through periodic software updates.The great news is you usually don’t have to do anything! If you have enabled automatic updates, new updates will automatically download and install...

October 13, 2020—KB4580370 (OS Build 15063.2525)

October 13, 2020—KB4580370 OS Build 15063.2525 NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. Current status of Windows 10, version 1703 Windows 10, version 1703 has reached end of service for all...

August 20, 2020—KB4566116 (OS Builds 18362.1049 and 18363.1049) Preview

August 20, 2020—KB4566116 OS Builds 18362.1049 and 18363.1049 Preview IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" release ...

VulnCheck KEV: CVE-2020-1040

Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system...

October 13, 2020—KB4577671 (OS Builds 18362.1139 and 18363.1139) - EXPIRED

October 13, 2020—KB4577671 OS Builds 18362.1139 and 18363.1139 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest...

October 13, 2020—KB4579311 (OS Build 19041.572)

October 13, 2020—KB4579311 OS Build 19041.572 NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, versi...

October 13, 2020—KB4580387 (Security-only update)

October 13, 2020—KB4580387 Security-only update NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Starting in July 2020, all Windows Updates will disable the RemoteFX vGPU feature because of a...

October 13, 2020—KB4577668 (OS Build 17763.1518) - EXPIRED

October 13, 2020—KB4577668 OS Build 17763.1518 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

October 13, 2020—KB4580345 (Monthly Rollup)

October 13, 2020—KB4580345 Monthly Rollup NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Starting in July 2020, all Windows Updates will disable the RemoteFX vGPU feature because of a security...

September 8, 2020—KB4577041 (OS Build 16299.2107)

September 8, 2020—KB4577041 OS Build 16299.2107 IMPORTANT Starting in July 2020, all Windows Updates will disable the RemoteFX vGPU feature because of a security vulnerability. For more information about the vulnerability, seeCVE-2020-1036 and KB4570006. After you install this update, attempts to...

October 13, 2020—KB4580330 (OS Build 17134.1792) - EXPIRED

October 13, 2020—KB4580330 OS Build 17134.1792 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

October 13, 2020—KB4580347 (Monthly Rollup)

October 13, 2020—KB4580347 Monthly Rollup NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extende...

October 13, 2020—KB4580358 (Security-only update)

October 13, 2020—KB4580358 Security-only update NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in...

October 13, 2020—KB4580382 (Monthly Rollup)

October 13, 2020—KB4580382 Monthly Rollup NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Windows Server 2012 has reached the end of mainstream support and is now in extended support. Starting i...

October 13, 2020—KB4580353 (Security-only update)

October 13, 2020—KB4580353 Security-only update NEW IMPORTANT Release notes are changing! To learn about the new URL, metadata updates, and more, see What’s next for Windows release notes. IMPORTANT Windows Server 2012 has reached the end of mainstream support and is now in extended support...