Windows Server 2012 R2 articles, fixes and updates - October 2020

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Windows Server 2012 R2 that have been released in October 2020. The list is daily updated.

• 4580358 October 13, 2020—KB4580358 (Security-only update) Q4580358 KB4580358 October 24, 2020
• 4580347 October 13, 2020—KB4580347 (Monthly Rollup) Q4580347 KB4580347 October 24, 2020
• 4523292 Signed PowerShell cmdlets run slower than unsigned cmdlets Q4523292 KB4523292 October 24, 2020
• 4512989 Actual I/O time-out is 10 times shorter than the specified value in User-Mode Driver Framework 2.0 Q4512989 KB4512989 October 24, 2020
• 4506344 RDP error "0x609" after you install Cisco SRU 2019-05-24-001 Q4506344 KB4506344 October 24, 2020
• 4491324 "0x57" error when you use the wecutil ss /c: command to update an Event Forwarding subscription Q4491324 KB4491324 October 24, 2020
• 4229727 Description of Preview of Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1 for Windows 8.1, RT 8.1, and Server 2012 R2 (KB 4229727) Q4229727 KB4229727 October 24, 2020
• 4033991 Description of Preview of Quality Rollup for the .NET Framework 4.5.2 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2: August 15, 2017 Q4033991 KB4033991 October 24, 2020
• 4033369 The Microsoft .NET Framework 4.7.1 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q4033369 KB4033369 October 24, 2020
• 4015845 Incorrect Automatic Updates notification is received even though AU options are disabled in Windows 8.1 and Windows Server 2012 R2 Q4015845 KB4015845 October 24, 2020
• 4013567 How to disable Internet Explorer on Windows Q4013567 KB4013567 October 24, 2020
• 3217126 March 2017 Preview of the Quality Rollup for the .NET Framework 3.5 on Windows 8.1 and Windows Server 2012 R2 (KB 3217126): March 21, 2017 Q3217126 KB3217126 October 24, 2020
• 4577071 September 8, 2020—KB4577071 (Security-only update) Q4577071 KB4577071 October 23, 2020
• 4577066 September 8, 2020—KB4577066 (Monthly Rollup) Q4577066 KB4577066 October 23, 2020
• 4571723 August 11, 2020—KB4571723 (Security-only update) Q4571723 KB4571723 October 23, 2020
• 4571703 August 11, 2020—KB4571703 (Monthly Rollup) Q4571703 KB4571703 October 23, 2020
• 4565541 July 14, 2020—KB4565541 (Monthly Rollup) Q4565541 KB4565541 October 23, 2020
• 4565540 July 14, 2020—KB4565540 (Security-only update) Q4565540 KB4565540 October 23, 2020
• 4561673 June 9, 2020—KB4561673 (Security-only update) Q4561673 KB4561673 October 23, 2020
• 4561666 June 9, 2020—KB4561666 (Monthly Rollup) Q4561666 KB4561666 October 23, 2020
• 4557233 Script to help in monitoring event IDs related to changes in Netlogon secure channel connections associated with CVE-2020-1472 Q4557233 KB4557233 October 23, 2020
• 4556853 May 12, 2020—KB4556853 (Security-only update) Q4556853 KB4556853 October 23, 2020
• 4556846 May 12, 2020—KB4556846 (Monthly Rollup) Q4556846 KB4556846 October 23, 2020
• 4550970 April 14, 2020—KB4550970 (Security-only update) Q4550970 KB4550970 October 23, 2020
• 4550961 April 14, 2020—KB4550961 (Monthly Rollup) Q4550961 KB4550961 October 23, 2020
• 4550958 April 21, 2020—KB4550958 (Preview of Monthly Rollup) Q4550958 KB4550958 October 23, 2020
• 4548751 App-V Server publishing might fail when you apply user configuration files with SQL Server 2016 or later Q4548751 KB4548751 October 23, 2020
• 4541509 March 10, 2020—KB4541509 (Monthly Rollup) Q4541509 KB4541509 October 23, 2020
• 4541505 March 10, 2020—KB4541505 (Security-only update) Q4541505 KB4541505 October 23, 2020
• 4541334 March 17, 2020—KB4541334 (Preview of Monthly Rollup) Q4541334 KB4541334 October 23, 2020
• 4537821 February 11, 2020—KB4537821 (Monthly Rollup) Q4537821 KB4537821 October 23, 2020
• 4537819 February 25, 2020—KB4537819 (Preview of Monthly Rollup) Q4537819 KB4537819 October 23, 2020
• 4537803 February 11, 2020—KB4537803 (Security-only update) Q4537803 KB4537803 October 23, 2020
• 4535697 Servicing Stack Updates (SSU): Frequently Asked Questions Q4535697 KB4535697 October 23, 2020
• 4534324 January 23, 2020—KB4534324 (Preview of Monthly Rollup) Q4534324 KB4534324 October 23, 2020
• 4534309 January 14, 2020—KB4534309 (Security-only update) Q4534309 KB4534309 October 23, 2020
• 4534297 January 14, 2020—KB4534297 (Monthly Rollup) Q4534297 KB4534297 October 23, 2020
• 4531006 Guidance for disabling Intel® Transactional Synchronization Extensions (Intel® TSX) capability Q4531006 KB4531006 October 23, 2020
• 4530730 December 10, 2019—KB4530730 (Security-only update) Q4530730 KB4530730 October 23, 2020
• 4530702 December 10, 2019—KB4530702 (Monthly Rollup) Q4530702 KB4530702 October 23, 2020
• 4528489 Transport Layer Security (TLS) connections might fail or timeout when connecting or attempting a resumption Q4528489 KB4528489 October 23, 2020
• 4525252 November 19, 2019—KB4525252 (Preview of Monthly Rollup) Q4525252 KB4525252 October 23, 2020
• 4525250 November 12, 2019—KB4525250 (Security-only update) Q4525250 KB4525250 October 23, 2020
• 4525243 November 12, 2019—KB4525243 (Monthly Rollup) Q4525243 KB4525243 October 23, 2020
• 4524156 October 3, 2019—KB4524156 (Monthly Rollup) Q4524156 KB4524156 October 23, 2020
• 4520296 MS Mincho and MS PMincho fonts do not show the new Japanese era as expected Q4520296 KB4520296 October 23, 2020
• 4520012 October 15, 2019—KB4520012 (Preview of Monthly Rollup) Q4520012 KB4520012 October 23, 2020
• 4520005 October 8, 2019—KB4520005 (Monthly Rollup) Q4520005 KB4520005 October 23, 2020
• 4519990 October 8, 2019—KB4519990 (Security-only update) Q4519990 KB4519990 October 23, 2020
• 4516067 September 10, 2019—KB4516067 (Monthly Rollup) Q4516067 KB4516067 October 23, 2020
• 4516064 September 10, 2019—KB4516064 (Security-only update) Q4516064 KB4516064 October 23, 2020
• 4516041 September 24, 2019—KB4516041 (Preview of Monthly Rollup) Q4516041 KB4516041 October 23, 2020
• 4514157 Windows guidance for Bluetooth key length enforcement Q4514157 KB4514157 October 23, 2020
• 4512816 Devices that start up using Preboot Execution Environment (PXE) images from Windows Deployment Services or System Center Configuration Manager may fail to start with error "0xc0000001" Q4512816 KB4512816 October 23, 2020
• 4512489 August 13, 2019—KB4512489 (Security-only update) Q4512489 KB4512489 October 23, 2020
• 4512488 August 13, 2019—KB4512488 (Monthly Rollup) Q4512488 KB4512488 October 23, 2020
• 4512478 August 17, 2019—KB4512478 (Preview of Monthly Rollup) Q4512478 KB4512478 October 23, 2020
• 4508640 Event Viewer may close or you may receive an error when using Custom Views Q4508640 KB4508640 October 23, 2020
• 4507623 Some Bluetooth devices may fail to pair or connect after applying June 11, 2019 or later updates Q4507623 KB4507623 October 23, 2020
• 4507463 July 16, 2019—KB4507463 (Preview of Monthly Rollup) Q4507463 KB4507463 October 23, 2020
• 4507457 July 9, 2019—KB4507457 (Security-only update) Q4507457 KB4507457 October 23, 2020
• 4507448 July 9, 2019—KB4507448 (Monthly Rollup) Q4507448 KB4507448 October 23, 2020
• 4503290 June 11, 2019—KB4503290 (Security-only update) Q4503290 KB4503290 October 23, 2020
• 4503283 June 20, 2019—KB4503283 (Preview of Monthly Rollup) Q4503283 KB4503283 October 23, 2020
• 4503276 June 11, 2019—KB4503276 (Monthly Rollup) Q4503276 KB4503276 October 23, 2020
• 4499182 May 23, 2019—KB4499182 (Preview of Monthly Rollup) Q4499182 KB4499182 October 23, 2020
• 4499165 May 14, 2019—KB4499165 (Security-only update) Q4499165 KB4499165 October 23, 2020
• 4499151 May 14, 2019—KB4499151 (Monthly Rollup) Q4499151 KB4499151 October 23, 2020
• 4493467 April 9, 2019—KB4493467 (Security-only update) Q4493467 KB4493467 October 23, 2020
• 4493446 April 9, 2019—KB4493446 (Monthly Rollup) Q4493446 KB4493446 October 23, 2020
• 4493443 April 25, 2019—KB4493443 (Preview of Monthly Rollup) Q4493443 KB4493443 October 23, 2020
• 4490425 Updates to TGT delegation across incoming trusts in Windows Server Q4490425 KB4490425 October 23, 2020
• 4489893 March 19, 2019—KB4489893 (Preview of Monthly Rollup) Q4489893 KB4489893 October 23, 2020
• 4489883 March 12, 2019—KB4489883 (Security-only update) Q4489883 KB4489883 October 23, 2020
• 4489881 March 12, 2019—KB4489881 (Monthly Rollup) Q4489881 KB4489881 October 23, 2020
• 4487028 February 12, 2019—KB4487028 (Security-only update) Q4487028 KB4487028 October 23, 2020
• 4487016 February 19, 2019—KB4487016 (Preview of Monthly Rollup) Q4487016 KB4487016 October 23, 2020
• 4487000 February 12, 2019—KB4487000 (Monthly Rollup) Q4487000 KB4487000 October 23, 2020
• 4480969 January 15, 2019—KB4480969 (Preview of Monthly Rollup) Q4480969 KB4480969 October 23, 2020
• 4480964 January 8, 2019—KB4480964 (Security-only update) Q4480964 KB4480964 October 23, 2020
• 4480963 January 8, 2019—KB4480963 (Monthly Rollup) Q4480963 KB4480963 October 23, 2020
• 4471322 December 11, 2018—KB4471322 (Security-only update) Q4471322 KB4471322 October 23, 2020
• 4471320 December 11, 2018—KB4471320 (Monthly Rollup) Q4471320 KB4471320 October 23, 2020
• 4467703 November 13, 2018—KB4467703 (Security-only update) Q4467703 KB4467703 October 23, 2020
• 4467697 November 13, 2018—KB4467697 (Monthly Rollup) Q4467697 KB4467697 October 23, 2020
• 4467695 November 27, 2018—KB4467695 (Preview of Monthly Rollup) Q4467695 KB4467695 October 23, 2020
• 4462941 October 9, 2018—KB4462941 (Security-only update) Q4462941 KB4462941 October 23, 2020
• 4462926 October 9, 2018—KB4462926 (Monthly Rollup) Q4462926 KB4462926 October 23, 2020
• 4462921 October 18, 2018—KB4462921 (Preview of Monthly Rollup) Q4462921 KB4462921 October 23, 2020
• 4457143 September 11, 2018—KB4457143 (Security-only update) Q4457143 KB4457143 October 23, 2020
• 4457133 September 20, 2018—KB4457133 (Preview of Monthly Rollup) Q4457133 KB4457133 October 23, 2020
• 4457129 September 11, 2018—KB4457129 (Monthly Rollup) Q4457129 KB4457129 October 23, 2020
• 4343898 August 14, 2018—KB4343898 (Monthly Rollup) Q4343898 KB4343898 October 23, 2020
• 4343891 August 30, 2018—KB4343891 (Preview of Monthly Rollup) Q4343891 KB4343891 October 23, 2020
• 4343888 August 14, 2018—KB4343888 (Security-only update) Q4343888 KB4343888 October 23, 2020
• 4338831 July 18, 2018—KB4338831 (Preview of Monthly Rollup) Q4338831 KB4338831 October 23, 2020
• 4338824 July 10, 2018—KB4338824 (Security-only update) Q4338824 KB4338824 October 23, 2020
• 4338815 July 10, 2018—KB4338815 (Monthly Rollup) Q4338815 KB4338815 October 23, 2020
• 4284878 June 12, 2018—KB4284878 (Security-only update) Q4284878 KB4284878 October 23, 2020
• 4284863 June 21, 2018—KB4284863 (Preview of Monthly Rollup) Q4284863 KB4284863 October 23, 2020
• 4284815 June 12, 2018—KB4284815 (Monthly Rollup) Q4284815 KB4284815 October 23, 2020
• 4103725 May 8, 2018—KB4103725 (Monthly Rollup) Q4103725 KB4103725 October 23, 2020
• 4103724 May 17, 2018—KB4103724 (Preview of Monthly Rollup) Q4103724 KB4103724 October 23, 2020
• 4103715 May 8, 2018—KB4103715 (Security-only update) Q4103715 KB4103715 October 23, 2020
• 4093121 April 17, 2018—KB4093121 (Preview of Monthly Rollup) Q4093121 KB4093121 October 23, 2020
• 4093115 April 10, 2018—KB4093115 (Security-only update) Q4093115 KB4093115 October 23, 2020
• 4093114 April 10, 2018—KB4093114 (Monthly Rollup) Q4093114 KB4093114 October 23, 2020
• 4088882 March 22, 2018—KB4088882 (Preview of Monthly Rollup) Q4088882 KB4088882 October 23, 2020
• 4088879 March 13, 2018—KB4088879 (Security-only update) Q4088879 KB4088879 October 23, 2020
• 4088876 March 13, 2018—KB4088876 (Monthly Rollup) Q4088876 KB4088876 October 23, 2020
• 4078130 Update to disable mitigation against Spectre, Variant 2 Q4078130 KB4078130 October 23, 2020
• 4075212 February 22, 2018—KB4075212 (Preview of Monthly Rollup) Q4075212 KB4075212 October 23, 2020
• 4074597 February 13, 2018—KB4074597 (Security-only update) Q4074597 KB4074597 October 23, 2020
• 4074594 February 13, 2018—KB4074594 (Monthly Rollup) Q4074594 KB4074594 October 23, 2020
• 4057401 January 17, 2018—KB4057401 (Preview of Monthly Rollup) Q4057401 KB4057401 October 23, 2020
• 4056898 January 3, 2018—KB4056898 (Security-only update) Q4056898 KB4056898 October 23, 2020
• 4056895 January 8, 2018—KB4056895 (Monthly Rollup) Q4056895 KB4056895 October 23, 2020
• 4054522 December 12, 2017—KB4054522 (Security-only update) Q4054522 KB4054522 October 23, 2020
• 4054519 December 12, 2017—KB4054519 (Monthly Rollup) Q4054519 KB4054519 October 23, 2020
• 4050946 November 27, 2017—KB4050946 (Preview of Monthly Rollup) Q4050946 KB4050946 October 23, 2020
• 4048961 November 14, 2017—KB4048961 (Security-only update) Q4048961 KB4048961 October 23, 2020
• 4048958 November 14, 2017—KB4048958 (Monthly Rollup) Q4048958 KB4048958 October 23, 2020
• 4041693 October 10, 2017—KB4041693 (Monthly Rollup) Q4041693 KB4041693 October 23, 2020
• 4041687 October 10, 2017—KB4041687 (Security-only update) Q4041687 KB4041687 October 23, 2020
• 4039871 August 28, 2017—KB4039871 (Update for Preview of Monthly Rollup) Q4039871 KB4039871 October 23, 2020
• 4038793 September 12, 2017—KB4038793 (Security-only update) Q4038793 KB4038793 October 23, 2020
• 4038792 September 12, 2017—KB4038792 (OS Build Monthly Rollup) Q4038792 KB4038792 October 23, 2020
• 4038774 September 19, 2017—KB4038774 (Preview of Monthly Rollup) Q4038774 KB4038774 October 23, 2020
• 4034681 August 8, 2017—KB4034681 (Monthly Rollup) Q4034681 KB4034681 October 23, 2020
• 4034672 August 8, 2017—KB4034672 (Security-only update) Q4034672 KB4034672 October 23, 2020
• 4034663 August 15, 2017—KB4034663 (Preview of Monthly Rollup) Q4034663 KB4034663 October 23, 2020
• 4025336 July 11, 2017—KB4025336 (Monthly Rollup) Q4025336 KB4025336 October 23, 2020
• 4025335 July 18, 2017—KB4025335 (Preview of Monthly Rollup) Q4025335 KB4025335 October 23, 2020
• 4025333 July 11, 2017—KB4025333 (Security-only update) Q4025333 KB4025333 October 23, 2020
• 4022726 June 13, 2017—KB4022726 (Monthly Rollup) Q4022726 KB4022726 October 23, 2020
• 4022717 June 13, 2017—KB4022717 (Security-only update) Q4022717 KB4022717 October 23, 2020
• 4019217 May 16, 2017—KB4019217 (Preview of Monthly Rollup) Q4019217 KB4019217 October 23, 2020
• 4019215 May 9, 2017—KB4019215 (Monthly Rollup) Q4019215 KB4019215 October 23, 2020
• 4019213 May 9, 2017—KB4019213 (Security-only update) Q4019213 KB4019213 October 23, 2020
• 4016781 March 21, 2017—KB4012219 (Preview of Monthly Rollup) Q4016781 KB4016781 October 23, 2020
• 4015553 April 18, 2017—KB4015553 (Preview of Monthly Rollup) Q4015553 KB4015553 October 23, 2020
• 4015547 April 11, 2017—KB4015547 (Security-only update) Q4015547 KB4015547 October 23, 2020
• 4014611 May 2017 Description of the Quality Rollup for the .NET Framework 4.5.2 for Windows 8.1 and Windows Server 2012 R2 (KB4014611): May 16, 2017 Q4014611 KB4014611 October 23, 2020
• 4009970 March 14, 2017—KB4012216 (Monthly Rollup) Q4009970 KB4009970 October 23, 2020
• 4009969 March 14, 2017—KB4012213 (Security-only update) Q4009969 KB4009969 October 23, 2020
• 4009451 July 21, 2016 — KB3172614 Q4009451 KB4009451 October 23, 2020
• 4009450 August 16, 2016 — KB3179574 Q4009450 KB4009450 October 23, 2020
• 4009449 September 20, 2016 — KB3185279 Q4009449 KB4009449 October 23, 2020
• 4009448 October 11, 2016 — KB3185331 (Monthly Rollup) Q4009448 KB4009448 October 23, 2020
• 4009447 October 11, 2016 — KB3192392 (Security-only update) Q4009447 KB4009447 October 23, 2020
• 4009446 October 18, 2016 — KB3192404 (Preview of Monthly Rollup) Q4009446 KB4009446 October 23, 2020
• 4009445 November 8, 2016 — KB3197874 (Monthly Rollup) Q4009445 KB4009445 October 23, 2020
• 4009444 November 8, 2016 — KB3197873 (Security-only update) Q4009444 KB4009444 October 23, 2020
• 4009442 December 13, 2016 — KB3205400 (Security-only update) Q4009442 KB4009442 October 23, 2020
• 4009441 December 13, 2016—KB3205401 (Monthly Rollup) Q4009441 KB4009441 October 23, 2020
• 4496878 Update for Windows 8.1 and Windows Server 2012 R2: April 25, 2019 Q4496878 KB4496878 October 22, 2020
• 4462930 Update for Adobe Flash Player: October 9, 2018 Q4462930 KB4462930 October 22, 2020
• 4345424 Improvements and fixes - Windows 8.1 and Server 2012 R2 Q4345424 KB4345424 October 22, 2020
• 4087514 Microsoft .NET Framework 4.8 language packs for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Q4087514 KB4087514 October 22, 2020
• 4077561 Stop errors caused by spurious interrupt on systems PIC and APIC interrupt controllers Q4077561 KB4077561 October 22, 2020
• 4073769 Refresh 1 release for Azure File Sync Agent (Preview): January 2018 Q4073769 KB4073769 October 22, 2020
• 4073576 Unbootable state for AMD devices in Windows 8.1 and Windows Server 2012 R2 Q4073576 KB4073576 October 22, 2020
• 4072650 Hyper-V integration components update for Windows virtual machines Q4072650 KB4072650 October 22, 2020
• 4054854 .NET Framework 4.7.1 Update for Windows 8.1, Windows Server 2012 R2 and Windows RT 8.1 (KB4054854) Q4054854 KB4054854 October 22, 2020
• 4054534 Microsoft .NET Framework 4.7.2 language packs for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Q4054534 KB4054534 October 22, 2020
• 4054529 Microsoft .NET Framework 4.7.2 Language Pack (Offline Installer) for Windows Q4054529 KB4054529 October 22, 2020
• 4036479 Eliminate restarts in virtual machine initial configuration in Windows Server 2012 R2 Q4036479 KB4036479 October 22, 2020
• 4033587 Network outage and performance degradation after you install WMF 5.1 in Windows Server 2012 R2 Q4033587 KB4033587 October 22, 2020
• 4033428 Windows Server 2012 R2 processor generation detection reliability update: August 8, 2017 Q4033428 KB4033428 October 22, 2020
• 3216763 Hyper-V hosts crash in csvfs.sys in Windows Server 2012 R2 Q3216763 KB3216763 October 22, 2020
• 3186539 The Microsoft .NET Framework 4.7 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q3186539 KB3186539 October 22, 2020
• 4012982 "The processor is not supported together with the Windows version that you are currently using" error when you scan or download Windows updates Q4012982 KB4012982 October 19, 2020
• 2298620 VSS EventID 8193 is logged when you restart the Cryptographic Services service after you install the DHCP role on a computer Q2298620 KB2298620 October 5, 2020