This article describes an update that enables urgent updates for the Windows Root Certificate Program in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, Windows Server 2012, Windows 7, and Windows Server 2008 R2. Before you apply this update, see more about this update and check out the prerequisites in this article.

About this update

The Windows Root Certificate Program enables trusted root certificates to be distributed automatically in Windows. Usually, a client computer polls root certificate updates one time a week. After you apply this update, the client computer can receive urgent root certificate updates within 24 hours.

Known issue

After you apply this update, you may encounter error 0x800706f7 when you run Windows Update.

Resolution
To resolve this issue, install update 3024777.

How to obtain this update

Method 1: Windows Update

This update is available from Windows Update.

Method 2: Microsoft Download Center

The following files are available for download from the Microsoft Download Center.

Operating system

Update

All supported x86-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows Server 2012 R2

Download Download the package now.

All supported x86-based versions of Windows 8

Download Download the package now.

All supported x64-based versions of Windows 8

Download Download the package now.

All supported x64-based versions of Windows Server 2012

Download Download the package now.

All supported x86-based versions of Windows 7

Download Download the package now.

All supported x64-based versions of Windows 7

Download Download the package now.

All supported x64-based versions of Windows Server 2008 R2

Download Download the package now.

All supported IA-64-based versions of Windows Server 2008 R2

Download Download the package now.


Notes

  • The update installer should be run from an elevated command prompt.

  • The update for Windows RT 8.1 or Windows RT can be obtained only from Windows Update.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

119591 How to obtain Microsoft support files from online services Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Method 3: Update rollup for Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, or Windows Server 2012

Install one of the following update rollup packages that are dated December 2014:

Note The update rollup fixes many other issues in addition to the issue that the stand-alone update fixes. The update rollup is larger than the stand-alone update. Therefore, the update rollup takes longer to download.

Update information

Prerequisites

To install this update, you must install update 2919355 in Windows 8.1 or Windows Server 2012 R2. Or, install Service Pack 1 for Windows 7 or Windows Server 2008 R2.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.

More Information

For more information, see the following articles in the Microsoft Knowledge Base:

KB 2677070 An automatic updater of revoked certificates is available for Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2

KB 2813430 An update that enables administrators to update trusted and disallowed CTLs in disconnected environments in Windows

The global version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows 8.1 and Windows Server 2012 R2 file information and notes

  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.17 xxx

    Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

    RTM

    GDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are not listed.

For all supported x86-based versions of Windows 8.1

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.3.9600.17475

1,612,992

30-Oct-2014

23:38

x86

For all supported x64-based versions of Windows 8.1 or Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.3.9600.17475

1,970,432

30-Oct-2014

23:39

x64

Crypt32.dll

6.3.9600.17475

1,612,992

30-Oct-2014

23:38

x86

For all supported ARM-based versions of Windows 8.1

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.3.9600.17475

1,499,336

30-Oct-2014

23:32

Not applicable

Windows 8 and Windows Server 2012 file information and notes

  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    Milestone

    Service branch

    6.2.920 0.17xxx

    Windows 8, Windows RT, or Windows Server 2012

    RTM

    GDR

    6.2.920 0.21xxx

    Windows 8, Windows RT, or Windows Server 2012

    RTM

    LDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are not listed.

For all supported x86-based versions of Windows 8

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.2.9200.17164

1,569,792

30-Oct-2014

05:22

x86

Crypt32.dll

6.2.9200.21279

1,591,808

30-Oct-2014

00:46

x86

For all supported x64-based versions of Windows 8 or Windows Server 2012

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.2.9200.17164

1,890,816

30-Oct-2014

07:20

x64

Crypt32.dll

6.2.9200.21279

1,919,488

30-Oct-2014

00:51

x64

Crypt32.dll

6.2.9200.17164

1,569,792

30-Oct-2014

05:22

x86

Crypt32.dll

6.2.9200.21279

1,591,808

30-Oct-2014

00:46

x86

For all supported ARM-based versions of Windows 8

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.2.9200.17164

1,403,392

30-Oct-2014

05:45

Not applicable


Windows 7 and Windows Server 2008 R2 file information and notes

  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are not listed.

For all supported x86-based versions of Windows 7

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.1.7601.18700

1,174,528

12-Dec-2014

05:07

x86

Crypt32.dll

6.1.7601.22908

1,175,040

12-Dec-2014

05:38

x86

Cryptnet.dll

6.1.7601.18205

103,936

09-Jul-2013

04:46

x86

Cryptnet.dll

6.1.7601.22780

106,496

19-Aug-2014

02:47

x86

Cryptsvc.dll

6.1.7601.18526

143,872

07-Jul-2014

01:40

x86

Cryptsvc.dll

6.1.7601.22856

145,920

30-Oct-2014

02:14

x86

Wintrust.dll

6.1.7601.18526

179,200

07-Jul-2014

01:40

x86

Wintrust.dll

6.1.7601.22736

179,200

07-Jul-2014

01:41

x86

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.1.7601.18700

1,480,192

12-Dec-2014

05:31

x64

Crypt32.dll

6.1.7601.22908

1,480,704

12-Dec-2014

06:02

x64

Cryptnet.dll

6.1.7601.18205

139,776

09-Jul-2013

05:46

x64

Cryptnet.dll

6.1.7601.22780

142,336

19-Aug-2014

03:05

x64

Cryptsvc.dll

6.1.7601.18526

187,904

07-Jul-2014

02:06

x64

Cryptsvc.dll

6.1.7601.22736

190,976

07-Jul-2014

02:06

x64

Wintrust.dll

6.1.7601.18526

229,376

07-Jul-2014

02:07

x64

Wintrust.dll

6.1.7601.22736

229,376

07-Jul-2014

02:06

x64

Crypt32.dll

6.1.7601.18700

1,174,528

12-Dec-2014

05:07

x86

Crypt32.dll

6.1.7601.22908

1,175,040

12-Dec-2014

05:38

x86

Cryptnet.dll

6.1.7601.18205

103,936

09-Jul-2013

04:46

x86

Cryptnet.dll

6.1.7601.22780

106,496

19-Aug-2014

02:47

x86

Cryptsvc.dll

6.1.7601.18526

143,872

07-Jul-2014

01:40

x86

Cryptsvc.dll

6.1.7601.22856

145,920

30-Oct-2014

02:14

x86

Wintrust.dll

6.1.7601.18526

179,200

07-Jul-2014

01:40

x86

Wintrust.dll

6.1.7601.22736

179,200

07-Jul-2014

01:41

x86



For all supported IA-64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.1.7601.18700

2,690,048

12-Dec-2014

04:45

IA-64

Crypt32.dll

6.1.7601.22908

2,691,072

12-Dec-2014

04:45

IA-64

Cryptnet.dll

6.1.7601.18205

267,264

09-Jul-2013

04:27

IA-64

Cryptnet.dll

6.1.7601.22780

272,896

19-Aug-2014

02:13

IA-64

Cryptsvc.dll

6.1.7601.18526

388,608

07-Jul-2014

01:22

IA-64

Cryptsvc.dll

6.1.7601.22736

392,704

07-Jul-2014

01:25

IA-64

Wintrust.dll

6.1.7601.18526

514,048

07-Jul-2014

01:22

IA-64

Wintrust.dll

6.1.7601.22736

514,048

07-Jul-2014

01:25

IA-64

Crypt32.dll

6.1.7601.18700

1,174,528

12-Dec-2014

05:07

x86

Crypt32.dll

6.1.7601.22908

1,175,040

12-Dec-2014

05:38

x86

Cryptnet.dll

6.1.7601.18205

103,936

09-Jul-2013

04:46

x86

Cryptnet.dll

6.1.7601.22780

106,496

19-Aug-2014

02:47

x86

Cryptsvc.dll

6.1.7601.18526

143,872

07-Jul-2014

01:40

x86

Cryptsvc.dll

6.1.7601.22856

145,920

30-Oct-2014

02:14

x86

Wintrust.dll

6.1.7601.18526

179,200

07-Jul-2014

01:40

x86

Wintrust.dll

6.1.7601.22736

179,200

07-Jul-2014

01:41

x86


References

See the terminology that Microsoft uses to describe software updates.

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