Windows Server 2012 R2 articles, fixes and updates - letter U

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

• 4034879 Use the LdapEnforceChannelBinding registry entry to make LDAP authentication over SSL/TLS more secure Q4034879 KB4034879 July 12, 2023
• 3041196 Update to the "Run this time" functionality for out-of-date ActiveX control blocking in Internet Explorer Q3041196 KB3041196 December 16, 2022
• 3191564 Update for Windows Management Framework 5.1 for Windows 8.1 and Windows Server 2012 R2 Q3191564 KB3191564 October 18, 2022
• 5017220 Update for the Extended Security Updates Licensing Preparation Package for Windows Server 2012 R2 Q5017220 KB5017220 August 31, 2022
• 3161639 Update to add new cipher suites to Internet Explorer and Microsoft Edge in Windows Q3161639 KB3161639 May 19, 2021
• 3005303 Update for MPEG4 parser to support YouTube DRM playback in Internet Explorer 11 on Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q3005303 KB3005303 May 19, 2021
• 4577586 Update for the removal of Adobe Flash Player: October 27, 2020 Q4577586 KB4577586 February 19, 2021
• 4051613 Update for Adobe Flash Player: November 1, 2017 Q4051613 KB4051613 January 26, 2021
• 2898108 Update for vulnerabilities in Adobe Flash Player in Internet Explorer: November 12, 2013 Q2898108 KB2898108 January 26, 2021
• 3204474 Update to add the LiveDump capture feature to Windows Server 2012 R2 Q3204474 KB3204474 January 25, 2021
• 3159706 Update enables ESD decryption provision in WSUS in Windows Server 2012 and Windows Server 2012 R2 Q3159706 KB3159706 January 25, 2021
• 3138378 Update for Journal.dll binary in Windows Q3138378 KB3138378 January 25, 2021
• 3134179 Update adds performance counters for Remote Desktop Connection Broker in Windows Server 2012 R2 Q3134179 KB3134179 January 25, 2021
• 3133690 Update to add Discrete Device Assignment support for Azure that runs on Windows Server 2012 R2-based guest VMs Q3133690 KB3133690 January 25, 2021
• 3133689 UBPM doesn't set environmental variables correctly when you run scheduled tasks in Windows Server 2012 R2 Q3133689 KB3133689 January 25, 2021
• 3123245 Update improves port exhaustion identification in Windows Server 2012 R2 Q3123245 KB3123245 January 25, 2021
• 3118401 Update for Universal C Runtime in Windows Q3118401 KB3118401 January 25, 2021
• 3109099 Update adds support for the slow timer in LACP in Windows Server 2012 R2 Q3109099 KB3109099 January 25, 2021
• 3105885 Update to support auto-redirection of Windows Server 2012 R2 Essentials for Windows 10 client connector Q3105885 KB3105885 January 25, 2021
• 3103696 Update for USB Type-C billboard support and Kingston thumb drive is enumerated incorrectly in Windows Q3103696 KB3103696 January 25, 2021
• 3102429 Update that supports Azerbaijani Manat and Georgian Lari currency symbols in Windows Q3102429 KB3102429 January 25, 2021
• 3095711 Update to support LTO-7 tape drives in Windows Server 2012 R2 and Windows Server 2012 Q3095711 KB3095711 January 25, 2021
• 3095316 Update enables you to specify port number in the Enterprise Mode Site List XML file in Internet Explorer 11 on Windows 8.1 or Windows 7 Q3095316 KB3095316 January 25, 2021
• 3095113 Update to enable WSUS support for Windows 10 feature upgrades Q3095113 KB3095113 January 25, 2021
• 3092688 UPD profiles corrupted when a network connectivity issue occurs in Windows Server 2012 R2 Q3092688 KB3092688 January 25, 2021
• 3091411 User connection fails when many connections are made to Windows Server 2012 R2-based RD Connection Broker Q3091411 KB3091411 January 25, 2021
• 3089023 Unexpected Adobe Flash Player error after security update 3087916 is installed in Windows 8.1 or Windows Server 2012 R2 Q3089023 KB3089023 January 25, 2021
• 3084952 Users can't log on to a Windows Server 2012 R2-based server through remote desktop because of RDSLS database corruption Q3084952 KB3084952 January 25, 2021
• 3080149 Update for customer experience and diagnostic telemetry Q3080149 KB3080149 January 25, 2021
• 3075249 Update that adds telemetry points to consent.exe in Windows 8.1 and Windows 7 Q3075249 KB3075249 January 25, 2021
• 3068708 Update for customer experience and diagnostic telemetry Q3068708 KB3068708 January 25, 2021
• 3063283 Update to improve the backup of Hyper-V Integrated components in Hyper-V Server 2012 R2 Q3063283 KB3063283 January 25, 2021
• 3055323 Update to enable a security feature in Windows 8.1 or Windows Server 2012 R2 Q3055323 KB3055323 January 25, 2021
• 3054203 Update for SIP to enable WinVerifyTrust function in Windows Server 2012 R2 to work with a later version of Windows Q3054203 KB3054203 January 25, 2021
• 3054169 Update to add more information to minidump files that helps OCA servers categorize failures correctly in Windows Q3054169 KB3054169 January 25, 2021
• 3053667 Users can't connect to virtual machines that are running Windows 8.1 or Windows Server 2012 R2 by remote desktop Q3053667 KB3053667 January 25, 2021
• 3052480 Unexpected ASP.Net application shutdown after many App_Data file changes occur on a server that is running Windows Server 2012 R2 Q3052480 KB3052480 January 25, 2021
• 3052122 Update adds support for compound ID claims in AD FS tokens in Windows Server 2012 R2 Q3052122 KB3052122 January 25, 2021
• 3051410 User contacts intermittently display an "Updating" status in Lync or Skype for Business Q3051410 KB3051410 January 25, 2021
• 3050804 Update for Azure Backup to enable Protected Instances pricing Q3050804 KB3050804 January 25, 2021
• 3048778 Update 3033889 causes Windows Explorer to stop responding on systems that use the Japanese, Korean, or Chinese IME Q3048778 KB3048778 January 25, 2021
• 3046465 USB devices drain battery fast on a computer that is running Windows 8.1 or Windows Server 2012 R2 Q3046465 KB3046465 January 25, 2021
• 3044108 Update to improve battery performance and power schemes in Windows 8.1 or Windows Server 2012 R2 Q3044108 KB3044108 January 25, 2021
• 3041194 Update for out-of-date ActiveX control blocking in Internet Explorer to consume compressed server-side content Q3041194 KB3041194 January 25, 2021
• 3041189 Update to expand the functionality of out-of-date ActiveX control blocking in Internet Explorer when UAC is disabled Q3041189 KB3041189 January 25, 2021
• 3038002 UHS-3 cards cannot be detected in Windows on Surface devices Q3038002 KB3038002 January 25, 2021
• 3024033 Update to a manageability setting for out-of-date ActiveX control blocking in Internet Explorer Q3024033 KB3024033 January 25, 2021
• 3022345 Update for customer experience and diagnostic telemetry Q3022345 KB3022345 January 25, 2021
• 3022235 USB SD card reader loses capability to detect media change in Windows Q3022235 KB3022235 January 25, 2021
• 3019270 Update to remove duplicate descriptions for Office 365 integration in Windows Server 2012 R2 Essentials Q3019270 KB3019270 January 25, 2021
• 3015354 Update of multimedia class device drivers fails after you upgrade Windows Q3015354 KB3015354 January 25, 2021
• 3013531 Update to support copying .mkv files to Windows Phone from a computer that is running Windows Q3013531 KB3013531 January 25, 2021
• 3012982 Update to enable Schannel crypto APIs to be called from a DPC-level driver in Windows 8.1 and Windows Server 2012 R2 Q3012982 KB3012982 January 25, 2021
• 3008990 Update to let you log off successfully from AD FS 3.0 server in Windows Server 2012 R2 Q3008990 KB3008990 January 25, 2021
• 3008627 Unexpected UAC prompt after you install update 2918614 in Windows Q3008627 KB3008627 January 25, 2021
• 3006137 Update changes the currency symbol of Lithuania from the Lithuanian litas (Lt) to the euro (€) in Windows Q3006137 KB3006137 January 25, 2021
• 3005781 Update for remote applications and Remote Desktop Easy Print that uses RDP 8.1 client in Windows 8.1 or Windows 7 Q3005781 KB3005781 January 25, 2021
• 3005712 USB personal healthcare devices cannot be recognized in Windows 8.1 and Windows Server 2012 R2 Q3005712 KB3005712 January 25, 2021
• 3005346 Unexpected UAC prompt from network on a Windows 8.1-based device Q3005346 KB3005346 January 25, 2021
• 3004546 Updated APN entry for Latvian Mobile Telephone in Windows 8.1 or Windows Server 2012 R2 Q3004546 KB3004546 January 25, 2021
• 3003074 Update to improve how the Windows clipboard handles OLE data transfer for media types in Windows 8.1 or Windows RT 8.1 Q3003074 KB3003074 January 25, 2021
• 3002653 Update to support AAC and LATM format audios in Windows 8.1 or Windows 8 Q3002653 KB3002653 January 25, 2021
• 2999324 Update to change event log text in Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2 Q2999324 KB2999324 January 25, 2021
• 2999226 Update for Universal C Runtime in Windows Q2999226 KB2999226 January 25, 2021
• 2998590 Unexpected display rotation after you close an application in Windows 8.1 or Windows Server 2012 R2 Q2998590 KB2998590 January 25, 2021
• 2997692 Update for Azure Backup for Microsoft Azure Recovery Services Agent Q2997692 KB2997692 January 25, 2021
• 2992073 Update Rollup 2 is available for the Play To feature in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q2992073 KB2992073 January 25, 2021
• 2991000 Update to block out-of-date ActiveX controls in Internet Explorer Q2991000 KB2991000 January 25, 2021
• 2990969 User can change proxy settings that are locked by GPO in Windows 8.1 or Windows Server 2012 R2 Q2990969 KB2990969 January 25, 2021
• 2989574 Update for Azure Backup to enable large data sources of 1.65 TB Q2989574 KB2989574 January 25, 2021
• 2983202 Update to display Supplementary Characters correctly in Windows Q2983202 KB2983202 January 25, 2021
• 2982823 Update to enable you to provision AppX packages and bundles offline in Windows 8.1 or Windows Server 2012 R2 Q2982823 KB2982823 January 25, 2021
• 2981965 Update to remove memory management flush serialization for all file system drivers in Windows Q2981965 KB2981965 January 25, 2021
• 2979525 Update to enable discovery of cloud services in Server Manager in Windows Q2979525 KB2979525 January 25, 2021
• 2970228 Update to support the new currency symbol for the Russian ruble in Windows Q2970228 KB2970228 January 25, 2021
• 2959144 USB device remove and install repeatedly when it is connected to a Windows-based computer Q2959144 KB2959144 January 25, 2021
• 2956330 Update for HPC Pack 2012 R2: April 2014 Q2956330 KB2956330 January 25, 2021
• 2941592 Unable to use the Xbox Video app to play a movie on your Xbox game console in Windows 8.1 and Windows Server 2012 R2 Q2941592 KB2941592 January 25, 2021
• 2937781 Update enables input productivity experiences in Chinese Pinyin IME in Windows 8.1 Q2937781 KB2937781 January 25, 2021
• 2934123 USB selective suspend feature is disabled in Windows Q2934123 KB2934123 January 25, 2021
• 2925479 Useless characters are logged in Event ID 153 in Windows Q2925479 KB2925479 January 25, 2021
• 2922474 Unexpected DPI appears when a Windows 8.1-based device that has iSCT enabled resumes from sleep Q2922474 KB2922474 January 25, 2021
• 2908816 Update for the CopyFile() function in nonbuffered scenarios in an SMB environment in Windows RT 8.1, Windows 8.1 and Windows Server 2012 R2 Q2908816 KB2908816 January 25, 2021
• 2902864 Update removes the "Windows 8.1 SecureBoot isn't configured correctly" watermark in Windows 8.1 and Windows Server 2012 R2 Q2902864 KB2902864 January 25, 2021
• 2901549 Update improves the reliability of Internet Explorer 11 in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q2901549 KB2901549 January 25, 2021
• 2897917 User of a trusted forest domain cannot be added to a local group in Windows Q2897917 KB2897917 January 25, 2021
• 2896496 Update adds BPA rules for DirectAccess in Windows Server 2012 R2 or Windows Server 2012 Q2896496 KB2896496 January 25, 2021
• 2888049 Update is available that improves the network performance of Internet Explorer 11 in Windows Q2888049 KB2888049 January 25, 2021
• 2886439 Update for Internet Explorer Flash Player for Windows 8.1 and Windows 8 Q2886439 KB2886439 January 25, 2021
• 2873390 Update is available that improves the reliability of offsite backup operations in the Microsoft Azure Backup agent Q2873390 KB2873390 January 25, 2021
• 2843630 Update helps unmanaged Office 2010 users work with Microsoft RMS in Windows Q2843630 KB2843630 January 25, 2021
• 4508773 Update for Windows 8.1 and Windows Server 2012 R2: June 20, 2019 Q4508773 KB4508773 January 19, 2021
• 4517298 Update for Windows 8.1 and Windows Server 2012 R2: August 16, 2019 Q4517298 KB4517298 January 14, 2021
• 184802 User32.dll or Kernel32.dll does not initialize Q184802 KB184802 December 26, 2020
• 4490425 Updates to TGT delegation across incoming trusts in Windows Server Q4490425 KB4490425 October 23, 2020
• 4078130 Update to disable mitigation against Spectre, Variant 2 Q4078130 KB4078130 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
• 4073576 Unbootable state for AMD devices in Windows 8.1 and Windows Server 2012 R2 Q4073576 KB4073576 October 22, 2020
• 324097 Using language IDs to identify language packs for AD DS and AD LDS domain controllers Q324097 KB324097 July 31, 2020
• 4494447 Use Group Policy to apply WinHTTP proxy settings to Windows clients Q4494447 KB4494447 April 29, 2020
• 2923768 Update improves OneDrive (formerly SkyDrive) experience in Windows RT 8.1 and Windows 8.1 Q2923768 KB2923768 April 9, 2020
• 3201021 Update that enables user to set Application Pool to run as Null Virtual Account in Windows 8.1 or Windows Server 2012 R2 Q3201021 KB3201021 March 27, 2020
• 3133431 Update for Adobe Flash Player in Internet Explorer and Microsoft Edge: January 5, 2016 Q3133431 KB3133431 December 10, 2019
• 2967756 Usability limit for Volume Shadow Copy Service (VSS) in Windows Q2967756 KB2967756 November 12, 2019
• 828287 Unsupported Sysprep scenarios Q828287 KB828287 May 21, 2019
• 832219 Users cannot print after you install a service pack, update rollup, or printer hotfix on a Windows-based server Q832219 KB832219 April 30, 2019
• 969608 Users cannot open or create content that is protected by Active Directory Rights Management Services, and an error code 12057 is logged Q969608 KB969608 August 29, 2018
• 4052728 UDP port leak in Wmiprvse.exe when a WMI Group Policy filter is used Q4052728 KB4052728 May 28, 2018
• 887433 User accounts are unexpectedly locked, and event ID 12294 is logged in Windows Server Q887433 KB887433 April 20, 2018
• 4096322 Using dynamic disks is not supported in Windows Server Essentials Q4096322 KB4096322 March 21, 2018
• 3154437 Update to remove VPNIKE hardcoded dependency in Windows Server 2012 R2 Q3154437 KB3154437 February 14, 2017
• 3148812 Update enables ESD decryption provision in WSUS in Windows Server 2012 and Windows Server 2012 R2 Q3148812 KB3148812 April 20, 2016
• 3044374 Update that enables you to upgrade from Windows 8.1 to Windows 10 Q3044374 KB3044374 September 29, 2015
• 3039095 Update adds user name information to Directory Services event ID 1644 in Windows 8.1 or Windows Server 2012 R2 Q3039095 KB3039095 May 20, 2015
• 3022776 Update to add support for Generic Routing Encapsulation in Windows 8.1 and Windows Server 2012 R2 Q3022776 KB3022776 February 25, 2015
• 3003073 Update to add "Windows 7 Enterprise" option in GPMC in Windows Server 2012 R2 Q3003073 KB3003073 November 18, 2014
• 2992072 Update Rollup 2 is available for the Play To feature in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q2992072 KB2992072 November 18, 2014
• 2959146 Update for data deduplication to improve scalability in Windows Server 2012 R2 Q2959146 KB2959146 October 14, 2014
• 2977219 Updates to improve the compatibility of Azure RemoteApp in Windows 8.1 or Windows Server 2012 R2 Q2977219 KB2977219 September 9, 2014
• 2956577 Update adds query logging and change auditing to Windows DNS servers Q2956577 KB2956577 August 20, 2014
• 823206 Unexpected relationship is identified between Device Manager and the Local Area Connections Q823206 KB823206 August 20, 2014
• 2982037 Update to enable or disable the HttpOnly feature for a WAP or an application in Windows Server 2012 R2 Q2982037 KB2982037 August 12, 2014
• 2980661 Update to add a new performance counter feature for Tiered Storage Spaces in Windows Server 2012 R2 Q2980661 KB2980661 August 12, 2014
• 2978100 URL of a web application is broken when you access the web application by using WAP in Windows Server 2012 R2 Q2978100 KB2978100 August 12, 2014
• 2975067 Update to support the SAML sender-vouches token in STS on a Windows Server 2012 R2-based AD FS server Q2975067 KB2975067 August 12, 2014
• 2934797 USB device appears with a yellow exclamation mark in Windows Device Manager in Windows 8.1 or Windows Server 2012 R2 Q2934797 KB2934797 August 12, 2014
• 2985344 User profiles may fail to load after you install the Windows 8.1, or Windows Server 2012 R2 April 2014 update Q2985344 KB2985344 July 21, 2014
• 2973456 USB 2.1 device cannot be recognized when the BOS descriptor validation fails in Windows 8.1 and Windows Server 2012 R2 Q2973456 KB2973456 July 8, 2014
• 2965644 "Unhandled Exception" error when you open a GPO in Group Policy Management Editor Q2965644 KB2965644 July 4, 2014
• 2948086 Update that improves AD FS proxy and STS reliability in Windows Server 2012 R2 when multiple clients sign in Q2948086 KB2948086 July 1, 2014
• 2941449 User logon takes a long time in Windows 8.1 or Windows Server 2012 R2 Q2941449 KB2941449 June 12, 2014
• 2968633 Update to improve the OneDrive experience in Windows RT 8.1 and Windows 8.1 Q2968633 KB2968633 June 10, 2014
• 2967162 Update to fix restart problems after you install update rollup 2919355 in Windows 8.1 or Windows Server 2012 R2 Q2967162 KB2967162 June 10, 2014
• 2971646 Unable to initialize standalone Windows Deployment Services server Q2971646 KB2971646 May 28, 2014
• 2961059 Update to identify the faulty disk when a Storage Spaces resource cannot go online in a Windows Server 2012 R2 cluster Q2961059 KB2961059 May 13, 2014
• 2957985 Unexpected "AD/SYSVOL version mismatch" message in Group Policy Results in Windows 8.1 or Windows Server 2012 R2 Q2957985 KB2957985 May 13, 2014
• 2932354 Update for Embedded Lockdown Manager on Windows Embedded 8 Standard and Windows Embedded 8.1 Industry devices Q2932354 KB2932354 May 13, 2014
• 2020286 Unexpectedly slow logon caused by large WMI repository in Windows or Windows Server Q2020286 KB2020286 April 28, 2014
• 2953799 Unable to read OOBE registration descriptions in Windows 8.1 and Windows Server 2012 R2 Q2953799 KB2953799 April 10, 2014
• 2895698 Users who have the remote audio setting enabled cause the RD Session Host servers to freeze intermittently in Windows Server 2012 R2 or Windows Server 2008 R2 SP1 Q2895698 KB2895698 April 10, 2014
• 2940217 USB 2.0 devices disappear from USBView after hibernate in Windows 8.1 or Windows Server 2012 R2 Q2940217 KB2940217 April 8, 2014
• 2939442 Unexpected printing output when you use an application that calls TxGetNaturalSize API to print certain content in Windows 8.1 or Windows Server 2012 R2 Q2939442 KB2939442 April 8, 2014
• 2929781 Update adds new TLS cipher suites and changes cipher suite priorities in Windows 8.1 and Windows Server 2012 R2 Q2929781 KB2929781 April 8, 2014
• 2927690 Update enables an alternative logon ID in AD FS in Windows Server 2012 R2 Q2927690 KB2927690 April 8, 2014
• 2918893 User profile corruption after you lose network connectivity or hibernate a Windows-based computer Q2918893 KB2918893 April 8, 2014
• 2913826 User variables are not resolved correctly in Windows Q2913826 KB2913826 April 8, 2014
• 2929930 Unable to resolve host name when you setup DirectAccess on a Windows Server 2012 R2-based computer in an IPv4-only environment Q2929930 KB2929930 March 12, 2014
• 2914219 USB storage device does not work correctly in Windows 8.1 and in Windows Server 2012 R2 Q2914219 KB2914219 January 14, 2014
• 2914011 Update resolves a Windows Store app issue and a printer issue Q2914011 KB2914011 January 14, 2014
• 2903926 Update that improves battery life when you play music through a Bluetooth device in Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Q2903926 KB2903926 December 12, 2013
• 2908796 Using GPOs to change default logon domain name in the logon screen Q2908796 KB2908796 December 11, 2013
• 2909185 Update resolves issues when you perform an application-consistent backup or restore by using Work Folders in Windows Server 2012 R2 Q2909185 KB2909185 December 10, 2013
• 2905627 Update that prevents zombie processes when process snapshotting or process cloning is used in Windows 8.1 and Windows Server 2012 R2 Q2905627 KB2905627 December 10, 2013
• 2905172 Update is available that resolves certain issues in WF BPA in Window Server 2012 R2 Q2905172 KB2905172 December 10, 2013
• 2901421 Update is available that prevents SQM data-collection in Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Q2901421 KB2901421 November 12, 2013
• 2897955 Update improves the performance of P2P video conferencing and enables HD Skype conferencing in Windows 8.1 and Windows Server 2012 R2 Q2897955 KB2897955 November 12, 2013
• 2891214 Update for the .NET Framework 4.5.1 and the .NET Framework 3.5 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q2891214 KB2891214 October 17, 2013
• 2891213 Update for the .NET Framework 4.5.1 and the .NET Framework 3.5 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 Q2891213 KB2891213 October 17, 2013