Windows Server 2008 R2 articles, fixes and updates - letter P

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Windows Server 2008 R2 starts with letter P that have been released. The list is daily updated.

• 4073757 Protect Windows devices against silicon-based microarchitectural and speculative execution side-channel vulnerabilities Q4073757 KB4073757 April 9, 2024
• 4522133 Procedure to continue receiving security updates after extended support ended on January 10, 2023 Q4522133 KB4522133 February 1, 2023
• 5011233 Protections in CVE-2022-21920 may block NTLM authentication if Kerberos authentication is not successful Q5011233 KB5011233 January 28, 2022
• 4073229 Protecting your device against chip-related security vulnerabilities Q4073229 KB4073229 April 7, 2021
• 3185535 Preventing SMB traffic from lateral connections and entering or leaving the network Q3185535 KB3185535 February 3, 2021
• 3187022 Print functionality is broken after any of the MS16-098 security updates are installed Q3187022 KB3187022 January 25, 2021
• 3042826 POSIX subsystem crashes when you try to create a Telnet session in Windows Q3042826 KB3042826 January 25, 2021
• 3036965 Printing preferences window appears behind a RemoteApp window in Windows Q3036965 KB3036965 January 25, 2021
• 3019282 Print Spooler service crashes when you print documents on a network shared printer in Windows Q3019282 KB3019282 January 25, 2021
• 3006121 Private EUDCs are not displayed in Character Map after you apply update 2982791 in Windows 7 or Windows Server 2008 R2 Q3006121 KB3006121 January 25, 2021
• 3005788 Printing preferences window appears behind a RemoteApp window in Windows 7 or Windows Server 2008 R2 Q3005788 KB3005788 January 25, 2021
• 2961042 Printer server goes offline when you wake up the computer at another network location in Windows Q2961042 KB2961042 January 25, 2021
• 2925429 Print jobs are lost or an application crashes in Microsoft Enterprise Desktop Virtualization 2.0 in Windows Q2925429 KB2925429 January 25, 2021
• 2906850 Print job status remains as "Sent to printer" when Isolated mode is set in Windows 7 or Windows Server 2008 R2 Q2906850 KB2906850 January 25, 2021
• 2896146 Packet loss occurs when MTU is below 576 and PMTU discovery is enabled in Windows Q2896146 KB2896146 January 25, 2021
• 2892932 Plug and Play Manager stops working when you wake a computer from sleep in Windows Q2892932 KB2892932 January 25, 2021
• 2877211 Performance Monitor uses incorrect calculation for certain types of counters in Windows 8, Windows Server 2012, Windows 7 SP1, or Windows Server 2008 R2 SP1 Q2877211 KB2877211 January 25, 2021
• 2670838 Platform update for Windows 7 SP1 and Windows Server 2008 R2 SP1 Q2670838 KB2670838 January 25, 2021
• 2661001 "Please wait for Local Session Manager" message remains for several minutes when you disconnect from a computer that is running Windows Server 2008 or Windows Server 2008 R2 during the logon process Q2661001 KB2661001 January 25, 2021
• 2546651 Print driver installation does not work in Windows 7 or in Windows Server 2008 R2 when you try to install the HP Universal Print Driver in a Novell network environment Q2546651 KB2546651 January 25, 2021
• 2529406 Pictures on a webpage are only partly displayed in Internet Explorer 8 when both IPv4 native sites and IPv4/IPv6 dual-stack sites exist in the network Q2529406 KB2529406 January 25, 2021
• 2485529 "Permission Denied" error when a UNIX user accesses files on an NFS share in Windows Server 2008 R2 Q2485529 KB2485529 January 25, 2021
• 2473228 Products or updates may not be installed correctly when Microsoft .NET Framework 4 or updates for Microsoft .NET Framework 4 are installed after the other product or update installs and a restart is pending Q2473228 KB2473228 January 25, 2021
• 2360829 "Permission Denied" error when you run the rsh command in Utilities and SDK for SUA on a computer that is running Windows Vista, Windows Server 2008, Windows 7, or Windows Server 2008 R2 Q2360829 KB2360829 January 25, 2021
• 983534 Performance of the DNS Server service keeps decreasing under a heavy load situation in Windows Server 2008 R2 Q983534 KB983534 January 25, 2021
• 983476 Poor performance occurs when you try to view print jobs in a queue on a computer that is running Windows Server 2008 R2 or Windows 7 if the print queue has many print jobs Q983476 KB983476 January 25, 2021
• 976240 PCI devices are unexpectedly enabled after you resume a Windows Vista or Windows 7 system from hibernation Q976240 KB976240 January 25, 2021
• 4487594 Prepare now for end of support in 2019 and 2020 (updated April 1, 2019) Q4487594 KB4487594 April 29, 2020
• 2815633 Point and Print fails after switching drivers in Windows Q2815633 KB2815633 March 3, 2020
• 4014997 Performing an in-place system upgrade is not supported on Windows-based Azure VMs Q4014997 KB4014997 January 7, 2020
• 327825 Problems with Kerberos authentication when a user belongs to many groups Q327825 KB327825 July 1, 2019
• 4010202 PdhGetCounterInfo returns a NULL explain text for Version 2 Performance Counters Q4010202 KB4010202 December 3, 2018
• 2526028 Printing performance decreases in Windows 7 or in Windows Server 2008 R2 Q2526028 KB2526028 September 21, 2018
• 981208 Poor performance when you transfer many small files on a computer that is running Windows 7 or Windows Server 2008 R2 Q981208 KB981208 May 20, 2018
• 969151 Photo Gallery does not run or it crashes in Windows Server 2008 Q969151 KB969151 April 21, 2018
• 2006919 "Personalize" option is missing when we right-click desktop on a Windows server 2008 R2 Q2006919 KB2006919 April 19, 2018
• 248047 Phantoms, tombstones and the infrastructure master Q248047 KB248047 April 18, 2018
• 2019926 “Parameter is incorrect” error message when you try to enable bitlocker if you do not have a separate active partition in Windows Server 2008 Core and Windows 2008 R2 Core Edition Q2019926 KB2019926 April 17, 2018
• 2295825 Poor printing performance in Windows 7 or in Windows Server 2008 R2 compared to the performance in Windows Vista or in Windows Server 2008 Q2295825 KB2295825 April 13, 2018
• 3071417 PowerShell script settings are ineffective after you delete VBScript logon or logoff settings from the Script tab Q3071417 KB3071417 October 13, 2017
• 4017691 Pushing large files to Team Foundation Server by Git client hangs Q4017691 KB4017691 April 9, 2017
• 3201130 Printing preferences from the print server don't synchronize in Windows 10 version 1607 Q3201130 KB3201130 March 30, 2017
• 225511 Password Change and Conflict Resolution Functionality in Windows Q225511 KB225511 January 7, 2017
• 2818833 Prerequisites for installing Internet Explorer 10 in Windows 7 SP1 Q2818833 KB2818833 December 8, 2015
• 2003449 Printing pauses after every 11 print jobs when you use an LPR port Q2003449 KB2003449 November 5, 2015
• 3045882 Private key is not exported when you export a certificate in Windows 7 SP1 or Windows Server 2008 R2 SP1 Q3045882 KB3045882 April 14, 2015
• 3044882 Port Scanning Prevention Filter behavior in Windows Q3044882 KB3044882 March 24, 2015
• 2570170 Performance issue when you enable the AuthNoEncap policy to handle large payloads in a network environment in Windows 7 or in Windows Server 2008 R2 Q2570170 KB2570170 March 23, 2015
• 969489 Program Entry for Windows Power Shell in Windows Server 2008 Foundation is empty Q969489 KB969489 January 14, 2015
• 969445 Previous versions disappear after installing Terminal Services role Q969445 KB969445 January 14, 2015
• 2995145 Performance issues or delays when you connect to Exchange Server 2013 that is running in Windows Server Q2995145 KB2995145 January 6, 2015
• 3016821 Printing fails on a PCL 6 Unidrv-based printer if the file has more than 1,000 fonts in Windows Q3016821 KB3016821 December 4, 2014
• 2864755 Printing fails when you use a shared printer in Windows 7 Q2864755 KB2864755 November 14, 2014
• 3001232 Print jobs fail in Windows 7 and Windows Server 2008 R2 Q3001232 KB3001232 November 13, 2014
• 2612966 Paged pool memory leak when you access some shared files in Windows 7 or in Windows Server 2008 R2 Q2612966 KB2612966 October 9, 2014
• 2987452 Performance issues when you use credential roaming on RD Session Host servers in Windows 7 or Windows Server 2008 R2 Q2987452 KB2987452 September 9, 2014
• 2990415 Print queues defined with port names that begin with TS# are deleted upon server restart Q2990415 KB2990415 August 22, 2014
• 2983534 Performance of the DNS Server service keeps decreasing under a heavy load situation in Windows Server 2008 R2 Q2983534 KB2983534 June 21, 2014
• 2915847 Pages load slowly during a Remote Desktop Services session on a server that's running Windows Server Q2915847 KB2915847 April 11, 2014
• 2915094 Profile loading takes a long time due to full DFS namespace sync with PDC Q2915094 KB2915094 March 11, 2014
• 2923388 Plain text displayed when XSLT style sheet used to transform an XML document into HTML in Windows 7 or Windows Server 2008 R2 Q2923388 KB2923388 February 12, 2014
• 2894375 Private key description cannot be retrieved through CNG API in Windows 7 SP 1 or Windows Server 2008 R2 SP1 Q2894375 KB2894375 December 20, 2013
• 2307161 Point and Print Restrictions policies are ignored in Windows Vista SP2, Windows Server 2008 SP2, and later Windows operating systems Q2307161 KB2307161 November 20, 2013
• 2894252 Process that runs in Untrusted integrity level is reported as an AppContainer after you install KB2532445 in Windows 7 SP1 and Windows Server 2008 R2 SP1 Q2894252 KB2894252 November 14, 2013
• 2893634 Performance of an application that calls the GetFileAttributesEx function degrades significantly in Windows 7 SP1 or Windows Server 2008 R2 SP1 Q2893634 KB2893634 November 13, 2013
• 2903590 Packets may be sent from unexpected NIC on Multihomed Computer in Windows 7 and Windows Server 2008 R2 Q2903590 KB2903590 October 29, 2013
• 2879424 Password change for expired password failing for workgroup scenario Q2879424 KB2879424 August 28, 2013
• 2847777 Performance of Active Directory operations decreases when a deletion event occurs during an SDprop operation on a Windows Server 2008 R2-based domain Q2847777 KB2847777 July 10, 2013
• 2833997 Private RAS connections are disconnected when a new user logs on to a Windows Server 2008 R2-based RDS server Q2833997 KB2833997 July 10, 2013
• 2015694 Printers installed using the same driver and port on Windows are grouped as one when viewed within Devices and Printers Q2015694 KB2015694 July 8, 2013
• 2647452 Paged pool leaks when you map a network drive and then disconnect it frequently in Windows 7 or in Windows Server 2008 R2 Q2647452 KB2647452 May 24, 2013
• 2001954 Picture orientation set by a camera is not honored by Windows or Windows applications Q2001954 KB2001954 March 27, 2013
• 2799406 Poor performance when you use MSXML6.0 in Windows Server 2008 R2 SP1 or in a 64-bit version of Windows 7 SP1 Q2799406 KB2799406 February 13, 2013
• 2790817 Performance of a Windows Server 2008 R2-based domain controller is slower than expected Q2790817 KB2790817 February 13, 2013
• 2740017 PIN dialog box for smart card authentication appears two times when you try to access CA certificates on a computer that is running Windows Server 2008 R2 or Windows Server 2012 Q2740017 KB2740017 February 13, 2013
• 2801452 Problem retrieving Value for DynamicSiteName from Registry using PS Q2801452 KB2801452 January 24, 2013
• 2761832 PowerPoint freezes and the Powerpnt.exe process cannot be stopped in Windows 7 and Windows Server 2008 R2 when you open a slide that contains a PDF authored in PowerPoint for Mac Q2761832 KB2761832 January 10, 2013
• 2684793 Printer security settings are set to the default values incorrectly when you restore a printer in Windows 7 or in Windows Server 2008 R2 Q2684793 KB2684793 January 4, 2013
• 2662585 Printer redirection is not applied to client computers that connect to a Windows Server 2008 R2 SP1-based Terminal Services server Q2662585 KB2662585 January 4, 2013
• 2639320 Performance Monitor data collector set does not collect all required performance counter data in Windows 7 or in Windows Server 2008 R2 Q2639320 KB2639320 January 4, 2013
• 2636585 Proquota.exe uses incorrect profile quota Group Policy settings in Windows Vista, in Windows 7, in Windows Server 2008 or in Windows Server 2008 R2 Q2636585 KB2636585 January 4, 2013
• 2618574 Print Spooler service saves the NetBIOS name of the print server in Windows 7 or in Windows Server 2008 R2 Q2618574 KB2618574 December 28, 2012
• 2782486 PPTP VPN that was created by using CMAK is unavailable on a Windows 7-based or Windows Server 2008 R2-based computer Q2782486 KB2782486 December 12, 2012
• 2785845 Performance Counter Data Collector creates new logs before they reach the maximum size configured in the Data Collector Set Q2785845 KB2785845 November 22, 2012
• 2769359 Print job fails when the printer driver isolation feature is set to isolated or shared mode in Windows 7 or Windows Server 2008 R2 Q2769359 KB2769359 November 14, 2012
• 2705501 PKI Certificate Expiry SDP Q2705501 KB2705501 October 24, 2012
• 2724137 PIN dialog box appears unexpectedly when you open an encrypted email message after you remove and reinsert a Base CSP smart card in Windows 7 or in Windows Server 2008 R2 Q2724137 KB2724137 October 10, 2012
• 2740180 Performance Monitor or a PDH function takes longer than expected to collect performance data on a computer that is running Windows 7 SP1 or Windows Server 2008 R2 SP1 Q2740180 KB2740180 September 12, 2012
• 2724183 Parent DNS servers cannot resolve the names of records from a child domain after you configure DNSSEC for an Active Directory-integrated DNS zone in Windows Server 2008 R2 Q2724183 KB2724183 September 12, 2012
• 2155311 Poor performance occurs on a computer that has NUMA-based processors and that is running Windows Server 2008 R2 or Windows 7 if a thread requests lots of memory that is within the first 4 GB of memory Q2155311 KB2155311 August 27, 2012
• 2642750 Publishing Bitlocker Recovery Keys to Active Directory may fail Q2642750 KB2642750 August 22, 2012
• 2733528 Policy based QoS not working in Windows 7 clients Q2733528 KB2733528 July 11, 2012
• 2572647 Problems when disconnecting a VDI session with the connection bar Q2572647 KB2572647 June 12, 2012
• 2670098 Powershell CmdLet Get-ADObject fails with "The given key was not present in the dictionary." Q2670098 KB2670098 June 5, 2012
• 2685909 Poor performance occurs when you shadow a Remote Desktop session in Windows Server 2008 R2 or in Windows 7 Q2685909 KB2685909 May 25, 2012
• 2714382 Problems Detected in MaxConcurrentApi Check (SDP) Q2714382 KB2714382 May 22, 2012
• 2695207 "Printer Installation Failed" error message when you try to install a printer driver from an IPP server website on a Windows 7 or Windows Server 2008 R2-based computer Q2695207 KB2695207 May 14, 2012
• 2698672 Pointer in a Linux guest operating system does not work correctly when you rotate the wheel button on the mouse in Windows Server 2008 R2 Q2698672 KB2698672 May 9, 2012
• 2619328 PowerPoint stops responding or crashes on a tablet computer that is running Windows 7 or Windows Server 2008 R2 Q2619328 KB2619328 May 9, 2012
• 2510206 Performance issues when more than 64 logical processors are used in Windows Server 2008 R2 Q2510206 KB2510206 December 16, 2011
• 2625430 Private key permissions are reset to the default values if a machine certificate is renewed by the Certificate Autoenrollment feature in Windows 7 or in Windows Server 2008 R2 Q2625430 KB2625430 November 9, 2011
• 2584449 Print output is blank when you print text to a Generic/Text Only printer in Internet Explorer 9 on a computer that is running Windows 7 or Windows Server 2008 R2 Q2584449 KB2584449 November 9, 2011
• 2532459 Print queue does not work if the queue is not one of the first 100 queues installed in a Windows Server 2008 or Windows Server 2008 R2 Terminal Services session Q2532459 KB2532459 November 9, 2011
• 810876 Performance Monitor Reports Inconsistent Data About CPU Usage Q810876 KB810876 September 11, 2011
• 947710 Parallel SCSI support in Windows Server 2008 Failover Clusters has been removed Q947710 KB947710 September 10, 2011
• 2549369 Performance degrades when accessing large files with FILE_FLAG_RANDOM_ACCESS Q2549369 KB2549369 May 23, 2011
• 2517329 Performance decreases in Windows Server 2008 R2 when the Hyper-V role is installed on a computer that uses Intel Westmere or Sandy Bridge processors Q2517329 KB2517329 April 14, 2011
• 2514376 Power options do not work correctly in Windows 7 or in Windows Server 2008 R2 when you use Group Policy to configure the power plan in a domain Q2514376 KB2514376 April 13, 2011
• 2535314 Print server scalability and performance Q2535314 KB2535314 April 8, 2011
• 2253813 Printers list blank in Print Management Console Q2253813 KB2253813 March 23, 2011
• 2523382 Performance counter 'Redirector-Current Commands' always shows a value of '0' Q2523382 KB2523382 March 15, 2011
• 2466048 Previous versions of a file or of a folder in a DFS share are not listed if you access the share through a nested DFS link from a computer that is running Windows 7 or Windows Server 2008 R2 Q2466048 KB2466048 February 10, 2011
• 2466040 Post-install customization does not start after you use Group Policy to configure a deployed printer in Windows Vista, in Windows 7, in Windows Server 2008, or in Windows Server 2008 R2 Q2466040 KB2466040 February 10, 2011
• 2443101 Print queue restore operations through the "printui.exe" command fail, error code 0x000000C in Windows Server 2008 R2 or in Windows 7 Q2443101 KB2443101 February 10, 2011
• 2492632 Printer redirection and drive redirection do not work in a Terminal Server session Q2492632 KB2492632 January 28, 2011
• 2366024 Primary DNS suffix for a Windows server 2008, Windows server 2008 R2, Windows 7, Windows Vista, deployment using an Answer file may not be set. Q2366024 KB2366024 September 13, 2010
• 2402260 Possible delays while assigning Virtual IP addresses in Remote Desktop Session Host Q2402260 KB2402260 September 8, 2010
• 2983476 Poor performance occurs when you try to view print jobs in a queue on a computer that is running Windows Server 2008 R2 or Windows 7 if the print queue has many print jobs Q2983476 KB2983476 August 12, 2010
• 976161 PCI bridge device firmware actions do not run when PCI configuration space becomes available Q976161 KB976161 October 22, 2009