This article describes an update that improves Microsoft Hyper-V integration components (integration services) for Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, and Windows Server 2008 R2. Before you install this update, see theĀ Prerequisites section.

About this update

This update provides improvements to the Hyper-V in guest backup and restore experience as part of the Windows 10 Technical Preview and Window Server Technical Preview. These improvements are specific to Hyper-V's Windows Management Instrumentation (WMI) API backup solutions. This update includes the following improvements:

  • Support for backing up virtual machines (VMs) that use shared virtual hard disk (VHDX).

  • Better usage of Volume Shadow Copy Service (VSS) requestor.

  • Provider flags not to require Auto-recovery phase.

  • Stability and reliability improvements.

This update should be installed on guest operating systems that are being hosted on Windows 10 Technical Preview or Windows Server Technical Preview hosts.

How to obtain this update

This update is available from Windows Update.

Update detail information

Prerequisites

To install this update, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed 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 replacesĀ update 3004908.

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 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

Windows6.2-hypervintegrationservices-x86.cab

Not Applicable

615,745

13-Feb-15

3:49

Not Applicable

Vmrdvcore.dll

6.3.9600.17681

314,880

13-Feb-15

1:27

x86

Icsvc.dll

6.3.9600.17681

436,224

13-Feb-15

1:26

x86

Vmapplicationhealthmonitorproxy.dll

6.3.9600.17681

10,240

13-Feb-15

2:10

x86

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:07

x86

Vmictimeprovider.dll

6.3.9600.17681

51,712

13-Feb-15

1:55

x86

Synth3dvsc.sys

6.3.9600.17681

50,456

13-Feb-15

3:21

x86

Dmvsc.sys

6.3.9600.17681

26,112

13-Feb-15

2:15

x86

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:07

x86

Fcvsc.sys

6.3.9600.17681

30,208

13-Feb-15

2:15

x86

Vmgencounter.sys

6.3.9600.17681

10,880

13-Feb-15

2:15

Not Applicable

Hyperkbd.sys

6.3.9600.17681

12,288

13-Feb-15

2:15

Not Applicable

Netvsc50.sys

6.3.9600.17681

35,328

13-Feb-15

2:14

Not Applicable

Netvsc60.sys

6.3.9600.17681

53,760

13-Feb-15

2:14

x86

Netvsc63.sys

6.3.9600.17681

71,680

13-Feb-15

2:14

x86

Netvsccoinstall.dll

6.3.9600.17681

48,640

13-Feb-15

2:04

x86

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:07

x86

Vms3cap.sys

6.3.9600.17681

6,272

13-Feb-15

2:15

Not Applicable

Vmdcoinstall.dll

6.3.9600.17681

50,688

13-Feb-15

2:04

x86

Vmstorfl.sys

6.3.9600.17681

44,696

13-Feb-15

3:21

Not Applicable

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:07

x86

Storvsc.sys

6.3.9600.17681

41,744

13-Feb-15

3:21

x86

Vmbkmcl.sys

6.3.9600.17681

70,928

13-Feb-15

3:21

Not Applicable

Vmbus.sys

6.3.9600.17681

91,792

13-Feb-15

3:21

Not Applicable

Vmbuscoinstaller.dll

6.3.9600.17681

50,688

13-Feb-15

2:11

x86

Vmbuspipe.dll

6.3.9600.17681

24,256

13-Feb-15

3:20

x86

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:07

x86

Winhv.sys

6.3.9600.17681

56,600

13-Feb-15

3:21

Not Applicable

Vmbushid.sys

6.3.9600.17681

18,176

13-Feb-15

2:15

Not Applicable

Hypervideo.sys

6.3.9600.17681

17,408

13-Feb-15

2:16

x86

Vmbusvideod.dll

6.3.9600.17681

19,456

13-Feb-15

2:16

Not Applicable

Vmbusvideom.sys

6.3.9600.17681

14,208

13-Feb-15

2:16

Not Applicable

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

File name

File version

File size

Date

Time

Platform

Windows6.2-hypervintegrationservices-x64.cab

Not Applicable

770,487

13-Feb-15

5:22

Not Applicable

Vmrdvcore.dll

6.3.9600.17681

376,832

13-Feb-15

1:54

x64

Icsvc.dll

6.3.9600.17681

539,648

13-Feb-15

1:52

x64

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:49

x64

Vmictimeprovider.dll

6.3.9600.17681

58,880

13-Feb-15

2:33

x64

Synth3dvsc.sys

6.3.9600.17681

56,592

13-Feb-15

4:06

x64

Dmvsc.sys

6.3.9600.17681

29,696

13-Feb-15

2:58

x64

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:49

x64

Fcvsc.sys

6.3.9600.17681

32,768

13-Feb-15

2:58

x64

Vmgencounter.sys

6.3.9600.17681

11,264

13-Feb-15

2:59

x64

Hyperkbd.sys

6.3.9600.17681

13,824

13-Feb-15

2:58

x64

Netvsc50.sys

6.3.9600.17681

43,008

13-Feb-15

2:58

x64

Netvsc60.sys

6.3.9600.17681

61,952

13-Feb-15

2:58

x64

Netvsc63.sys

6.3.9600.17681

87,040

13-Feb-15

2:58

x64

Netvsccoinstall.dll

6.3.9600.17681

67,072

13-Feb-15

2:46

x64

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:49

x64

Vms3cap.sys

6.3.9600.17681

7,168

13-Feb-15

2:59

x64

Vmdcoinstall.dll

6.3.9600.17681

66,560

13-Feb-15

2:46

x64

Vmstorfl.sys

6.3.9600.17681

49,936

13-Feb-15

4:06

x64

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:48

x64

Storvsc.sys

6.3.9600.17681

45,832

13-Feb-15

4:06

x64

Vmbkmcl.sys

6.3.9600.17681

89,360

13-Feb-15

4:06

x64

Vmbus.sys

6.3.9600.17681

97,040

13-Feb-15

4:06

x64

Vmbuscoinstaller.dll

6.3.9600.17681

66,560

13-Feb-15

2:53

x64

Vmbuspipe.dll

6.3.9600.17681

27,872

13-Feb-15

4:06

x64

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:49

x64

Winhv.sys

6.3.9600.17681

61,200

13-Feb-15

4:06

x64

Vmbushid.sys

6.3.9600.17681

21,760

13-Feb-15

2:58

x64

Vmbkmclr.sys

6.3.9600.17681

77,312

13-Feb-15

2:59

x64

Vmbuspiper.dll

6.3.9600.17681

14,336

13-Feb-15

1:41

x64

Vmbusr.sys

6.3.9600.17681

129,536

13-Feb-15

2:58

x64

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:49

x64

Winhvr.sys

6.3.9600.17681

48,128

13-Feb-15

3:00

x64

Hypervideo.sys

6.3.9600.17681

22,016

13-Feb-15

2:59

x64

Vmbusvideod.dll

6.3.9600.17681

19,968

13-Feb-15

3:00

x64

Vmbusvideom.sys

6.3.9600.17681

19,968

13-Feb-15

2:59

x64

Windows 8 and Windows Server 2012 file information and notes


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

Windows6.2-hypervintegrationservices-x86.cab

Not Applicable

615,745

13-Feb-15

3:49

Not Applicable

Vmrdvcore.dll

6.3.9600.17681

314,880

13-Feb-15

1:27

x86

Icsvc.dll

6.3.9600.17681

436,224

13-Feb-15

1:26

x86

Vmapplicationhealthmonitorproxy.dll

6.3.9600.17681

10,240

13-Feb-15

2:10

x86

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:07

x86

Vmictimeprovider.dll

6.3.9600.17681

51,712

13-Feb-15

1:55

x86

Synth3dvsc.sys

6.3.9600.17681

50,456

13-Feb-15

3:21

x86

Dmvsc.sys

6.3.9600.17681

26,112

13-Feb-15

2:15

x86

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:07

x86

Fcvsc.sys

6.3.9600.17681

30,208

13-Feb-15

2:15

x86

Vmgencounter.sys

6.3.9600.17681

10,880

13-Feb-15

2:15

Not Applicable

Hyperkbd.sys

6.3.9600.17681

12,288

13-Feb-15

2:15

Not Applicable

Netvsc50.sys

6.3.9600.17681

35,328

13-Feb-15

2:14

Not Applicable

Netvsc60.sys

6.3.9600.17681

53,760

13-Feb-15

2:14

x86

Netvsc63.sys

6.3.9600.17681

71,680

13-Feb-15

2:14

x86

Netvsccoinstall.dll

6.3.9600.17681

48,640

13-Feb-15

2:04

x86

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:07

x86

Vms3cap.sys

6.3.9600.17681

6,272

13-Feb-15

2:15

Not Applicable

Vmdcoinstall.dll

6.3.9600.17681

50,688

13-Feb-15

2:04

x86

Vmstorfl.sys

6.3.9600.17681

44,696

13-Feb-15

3:21

Not Applicable

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:07

x86

Storvsc.sys

6.3.9600.17681

41,744

13-Feb-15

3:21

x86

Vmbkmcl.sys

6.3.9600.17681

70,928

13-Feb-15

3:21

Not Applicable

Vmbus.sys

6.3.9600.17681

91,792

13-Feb-15

3:21

Not Applicable

Vmbuscoinstaller.dll

6.3.9600.17681

50,688

13-Feb-15

2:11

x86

Vmbuspipe.dll

6.3.9600.17681

24,256

13-Feb-15

3:20

x86

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:07

x86

Winhv.sys

6.3.9600.17681

56,600

13-Feb-15

3:21

Not Applicable

Vmbushid.sys

6.3.9600.17681

18,176

13-Feb-15

2:15

Not Applicable

Hypervideo.sys

6.3.9600.17681

17,408

13-Feb-15

2:16

x86

Vmbusvideod.dll

6.3.9600.17681

19,456

13-Feb-15

2:16

Not Applicable

Vmbusvideom.sys

6.3.9600.17681

14,208

13-Feb-15

2:16

Not Applicable

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

File name

File version

File size

Date

Time

Platform

Windows6.2-hypervintegrationservices-x64.cab

Not Applicable

770,487

13-Feb-15

5:22

Not Applicable

Vmrdvcore.dll

6.3.9600.17681

376,832

13-Feb-15

1:54

x64

Icsvc.dll

6.3.9600.17681

539,648

13-Feb-15

1:52

x64

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:49

x64

Vmictimeprovider.dll

6.3.9600.17681

58,880

13-Feb-15

2:33

x64

Synth3dvsc.sys

6.3.9600.17681

56,592

13-Feb-15

4:06

x64

Dmvsc.sys

6.3.9600.17681

29,696

13-Feb-15

2:58

x64

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:49

x64

Fcvsc.sys

6.3.9600.17681

32,768

13-Feb-15

2:58

x64

Vmgencounter.sys

6.3.9600.17681

11,264

13-Feb-15

2:59

x64

Hyperkbd.sys

6.3.9600.17681

13,824

13-Feb-15

2:58

x64

Netvsc50.sys

6.3.9600.17681

43,008

13-Feb-15

2:58

x64

Netvsc60.sys

6.3.9600.17681

61,952

13-Feb-15

2:58

x64

Netvsc63.sys

6.3.9600.17681

87,040

13-Feb-15

2:58

x64

Netvsccoinstall.dll

6.3.9600.17681

67,072

13-Feb-15

2:46

x64

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:49

x64

Vms3cap.sys

6.3.9600.17681

7,168

13-Feb-15

2:59

x64

Vmdcoinstall.dll

6.3.9600.17681

66,560

13-Feb-15

2:46

x64

Vmstorfl.sys

6.3.9600.17681

49,936

13-Feb-15

4:06

x64

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:48

x64

Storvsc.sys

6.3.9600.17681

45,832

13-Feb-15

4:06

x64

Vmbkmcl.sys

6.3.9600.17681

89,360

13-Feb-15

4:06

x64

Vmbus.sys

6.3.9600.17681

97,040

13-Feb-15

4:06

x64

Vmbuscoinstaller.dll

6.3.9600.17681

66,560

13-Feb-15

2:53

x64

Vmbuspipe.dll

6.3.9600.17681

27,872

13-Feb-15

4:06

x64

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:49

x64

Winhv.sys

6.3.9600.17681

61,200

13-Feb-15

4:06

x64

Vmbushid.sys

6.3.9600.17681

21,760

13-Feb-15

2:58

x64

Vmbkmclr.sys

6.3.9600.17681

77,312

13-Feb-15

2:59

x64

Vmbuspiper.dll

6.3.9600.17681

14,336

13-Feb-15

1:41

x64

Vmbusr.sys

6.3.9600.17681

129,536

13-Feb-15

2:58

x64

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:49

x64

Winhvr.sys

6.3.9600.17681

48,128

13-Feb-15

3:00

x64

Hypervideo.sys

6.3.9600.17681

22,016

13-Feb-15

2:59

x64

Vmbusvideod.dll

6.3.9600.17681

19,968

13-Feb-15

3:00

x64

Vmbusvideom.sys

6.3.9600.17681

19,968

13-Feb-15

2:59

x64

Windows 7 and Windows Server 2008 R2 file information and notes

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

Windows6.x-hypervintegrationservices-x86.cab

Not Applicable

617,896

13-Feb-15

3:41

Not Applicable

Synth3dvsc.sys

6.3.9600.17681

50,456

13-Feb-15

3:21

x86

Dmvsc.sys

6.3.9600.17681

26,112

13-Feb-15

2:15

x86

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:07

x86

Fcvsc.sys

6.3.9600.17681

30,208

13-Feb-15

2:15

x86

Vmgencounter.sys

6.3.9600.17681

10,880

13-Feb-15

2:15

Not Applicable

Hyperkbd.sys

6.3.9600.17681

12,288

13-Feb-15

2:15

Not Applicable

Netvsc50.sys

6.3.9600.17681

35,328

13-Feb-15

2:14

Not Applicable

Netvsc60.sys

6.3.9600.17681

53,760

13-Feb-15

2:14

x86

Netvsc63.sys

6.3.9600.17681

71,680

13-Feb-15

2:14

x86

Netvsccoinstall.dll

6.3.9600.17681

48,640

13-Feb-15

2:04

x86

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:07

x86

Vms3cap.sys

6.3.9600.17681

6,272

13-Feb-15

2:15

Not Applicable

Vmdcoinstall.dll

6.3.9600.17681

50,688

13-Feb-15

2:04

x86

Vmstorfl.sys

6.3.9600.17681

44,696

13-Feb-15

3:21

Not Applicable

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:07

x86

Storvsc.sys

6.3.9600.17681

41,744

13-Feb-15

3:21

x86

Vmbkmcl.sys

6.3.9600.17681

70,928

13-Feb-15

3:21

Not Applicable

Vmbus.sys

6.3.9600.17681

91,792

13-Feb-15

3:21

Not Applicable

Vmbuscoinstaller.dll

6.3.9600.17681

50,688

13-Feb-15

2:11

x86

Vmbuspipe.dll

6.3.9600.17681

24,256

13-Feb-15

3:20

x86

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:07

x86

Winhv.sys

6.3.9600.17681

56,600

13-Feb-15

3:21

Not Applicable

Vmbushid.sys

6.3.9600.17681

18,176

13-Feb-15

2:15

Not Applicable

Hypervideo.sys

6.3.9600.17681

17,408

13-Feb-15

2:16

x86

Vmbusvideod.dll

6.3.9600.17681

19,456

13-Feb-15

2:16

Not Applicable

Vmbusvideom.sys

6.3.9600.17681

14,208

13-Feb-15

2:16

Not Applicable

Iccoinstall2.dll

6.3.9600.17681

50,688

13-Feb-15

2:11

x86

Icsvc.dll

6.3.9600.17681

436,224

13-Feb-15

1:26

x86

Vmapplicationhealthmonitorproxy.dll

6.3.9600.17681

10,240

13-Feb-15

2:10

x86

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:07

x86

Vmictimeprovider.dll

6.3.9600.17681

51,712

13-Feb-15

1:55

x86

Vmrdvcore.dll

6.3.9600.17681

314,880

13-Feb-15

1:27

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

Windows6.x-hypervintegrationservices-x64.cab

Not Applicable

701,948

13-Feb-15

5:15

Not Applicable

Synth3dvsc.sys

6.3.9600.17681

56,592

13-Feb-15

4:06

x64

Dmvsc.sys

6.3.9600.17681

29,696

13-Feb-15

2:58

x64

Dmvscres.dll

6.3.9600.17681

33,792

13-Feb-15

3:49

x64

Fcvsc.sys

6.3.9600.17681

32,768

13-Feb-15

2:58

x64

Vmgencounter.sys

6.3.9600.17681

11,264

13-Feb-15

2:59

x64

Hyperkbd.sys

6.3.9600.17681

13,824

13-Feb-15

2:58

x64

Netvsc50.sys

6.3.9600.17681

43,008

13-Feb-15

2:58

x64

Netvsc60.sys

6.3.9600.17681

61,952

13-Feb-15

2:58

x64

Netvsc63.sys

6.3.9600.17681

87,040

13-Feb-15

2:58

x64

Netvsccoinstall.dll

6.3.9600.17681

67,072

13-Feb-15

2:46

x64

Netvscres.dll

6.3.9600.17681

44,544

13-Feb-15

3:49

x64

Vms3cap.sys

6.3.9600.17681

7,168

13-Feb-15

2:59

x64

Vmdcoinstall.dll

6.3.9600.17681

66,560

13-Feb-15

2:46

x64

Vmstorfl.sys

6.3.9600.17681

49,936

13-Feb-15

4:06

x64

Vmstorfltres.dll

6.3.9600.17681

38,400

13-Feb-15

3:48

x64

Storvsc.sys

6.3.9600.17681

45,832

13-Feb-15

4:06

x64

Vmbkmcl.sys

6.3.9600.17681

89,360

13-Feb-15

4:06

x64

Vmbus.sys

6.3.9600.17681

97,040

13-Feb-15

4:06

x64

Vmbuscoinstaller.dll

6.3.9600.17681

66,560

13-Feb-15

2:53

x64

Vmbuspipe.dll

6.3.9600.17681

27,872

13-Feb-15

4:06

x64

Vmbusres.dll

6.3.9600.17681

54,784

13-Feb-15

3:49

x64

Winhv.sys

6.3.9600.17681

61,200

13-Feb-15

4:06

x64

Vmbushid.sys

6.3.9600.17681

21,760

13-Feb-15

2:58

x64

Hypervideo.sys

6.3.9600.17681

22,016

13-Feb-15

2:59

x64

Vmbusvideod.dll

6.3.9600.17681

19,968

13-Feb-15

3:00

x64

Vmbusvideom.sys

6.3.9600.17681

19,968

13-Feb-15

2:59

x64

Iccoinstall2.dll

6.3.9600.17681

66,560

13-Feb-15

2:53

x64

Icsvc.dll

6.3.9600.17681

539,648

13-Feb-15

1:52

x64

Vmapplicationhealthmonitorproxy.dll

6.3.9600.17681

13,312

13-Feb-15

2:53

x64

Vmicres.dll

6.3.9600.17681

208,384

13-Feb-15

3:49

x64

Vmictimeprovider.dll

6.3.9600.17681

58,880

13-Feb-15

2:33

x64

Vmrdvcore.dll

6.3.9600.17681

376,832

13-Feb-15

1:54

x64



Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

See the terminology that Microsoft uses to describe software updates.

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