Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.

More Information

Important

  • All security and nonsecurity updates for Windows Server 2012 R2, Windows 8.1, and Windows RT 8.1 require the installation of update KB 2919355. We recommend that you install update KB 2919355 on your Windows Server 2012 R2-based, Windows 8.1-based, or Windows RT 8.1-based computer so that you receive future updates.

  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

  • This update applies to the Windows operating systems that are listed in the "Summary" section of this article. If you want to install the Adobe Flash Player update on an earlier version of Windows, try Adobe Flash Player download.

How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.

Note For Windows RT 8.1, this update is available through Windows Update only.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Detection and deployment

Windows 10 Version 1709 and Windows Server Version 1709 file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Windows 10 Version 1703 file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Windows 10 Version 1607 and Windows Server 2016 file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Windows 10 Version 1511 file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Windows 10 RTM file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

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

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

Windows Server 2012 file information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

Third-party information disclaimer

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4088785-X64.msu

77DD9446E174111825DB27D31E1EBD7834E7E31A

D5215001130BC5E2B74DF1D03410C46D469C5A08D703A139AACC0E826B0324E2

Windows10.0-KB4088785-X86.msu

0918D009B62C115B790B61C9F398442DDE33E797

1FBBFFA59DD324591F716848E370BE8B2AA8577EB2BDFB0507B2A8214783E762

Windows10.0-KB4088785-ARM64.msu

72C66C8CD425EB88BC012244F8351415AD7348CC

DFA07D31564FB62E84B4883F5C03920D2680C5404A043944FD3113CB14DB4A12

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

21:09

Not applicable

Flash.ocx

29.0.0.113

28,834,808

02-Mar-2018

21:09

x64

Flashutil_activex.dll

29.0.0.113

712,184

02-Mar-2018

21:09

x64

Flashutil_activex.exe

29.0.0.113

999,928

02-Mar-2018

21:09

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

21:09

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

21:09

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

21:09

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

21:09

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

21:09

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

21:09

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

21:09

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

21:09

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

21:09

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

21:09

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

21:09

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

21:09

x86

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

21:09

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

21:09

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

21:09

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

21:09

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

21:09

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

21:09

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4088785-X64.msu

F9E9C846CC077B68342420A09974EC65F381ADA8

409A4AA97CC213DC605E44047E05F6F079D549134D253F40C977D2E296999FF6

Windows10.0-KB4088785-X86.msu

A2BF2493DA56ABD5A29E3F572F2879D1740072B8

34B31B2AD1284D48959436C9897AC2C4361560D3CE9CC0F879B10F9A7B95A3CF

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

20:25

Not applicable

Flash.ocx

29.0.0.113

28,834,808

02-Mar-2018

20:25

x64

Flashutil_activex.dll

29.0.0.113

712,184

02-Mar-2018

20:25

x64

Flashutil_activex.exe

29.0.0.113

999,928

02-Mar-2018

20:25

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

20:25

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

20:25

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

20:25

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

20:25

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

20:25

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

20:25

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

20:25

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

20:25

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

20:25

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

20:25

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

20:25

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

20:25

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4088785-X64.msu

9A396AA915B1DDB81F9FAF608A1732F88FEE71FE

5DED7FF4CAB8E35A4983B221CEC81A71EFB057FF349ADB6A25500A21FF2DB454

Windows10.0-KB4088785-X86.msu

5432069B7D84B621701139B772B13113A06B4850

9ABAC8E126614AB9322C2B57EF1D15537E3868350399820B0CD0E502C2D2A2EA

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

18:43

Not applicable

Flash.ocx

29.0.0.113

28,834,808

02-Mar-2018

18:43

x64

Flashutil_activex.dll

29.0.0.113

712,184

02-Mar-2018

18:43

x64

Flashutil_activex.exe

29.0.0.113

999,928

02-Mar-2018

18:43

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

18:43

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

18:43

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

18:43

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

18:43

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

18:43

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

18:43

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

18:43

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

18:43

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

18:43

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

18:43

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

18:43

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

18:43

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4088785-X64.msu

5F002EA4CA961B7E3B982D25808FCFB2FCF68E26

4E97451F7117A6838CFC84DFCDC3E0B7F2ADC6F8C2E38164CA1AFBDCE5846425

Windows10.0-KB4088785-X86.msu

D26D1AF464447EDCDD1AAD07D2F5F38F9BEA60A3

D8A579C393495F6CF80FE79747C2F101CB950CD99BAC8935225BB98C043BAF0F

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

20:11

Not applicable

Flash.ocx

29.0.0.113

28,834,808

02-Mar-2018

20:11

x64

Flashutil_activex.dll

29.0.0.113

712,184

02-Mar-2018

20:11

x64

Flashutil_activex.exe

29.0.0.113

999,928

02-Mar-2018

20:11

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

20:11

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

20:11

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

20:11

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

20:11

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

20:11

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

20:11

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

20:11

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

20:11

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

20:11

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

20:11

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

20:11

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

20:11

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4088785-X64.msu

CA78030CE51B73C1A947D523250E0A15BE774F7C

26203008F87B8F044668E19558ECAE6D68147A76EA9B8E12617A13DF82F40948

Windows10.0-KB4088785-X86.msu

E194760C4CBB81603520172DE12FC0292E0E0E8D

C386D53303D98B19F3599FA78D75B61FF0254B9760D1D7F70AE7039DAC349D9B

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

07-Mar-2018

22:42

Not applicable

Flash.ocx

29.0.0.113

28,834,808

07-Mar-2018

22:42

x64

Flashutil_activex.dll

29.0.0.113

712,184

07-Mar-2018

22:42

x64

Flashutil_activex.exe

29.0.0.113

999,928

07-Mar-2018

22:42

x64

Activex.vch

Not applicable

753,826

07-Mar-2018

22:42

Not applicable

Flash.ocx

29.0.0.113

22,304,760

07-Mar-2018

22:42

x86

Flashplayerapp.exe

29.0.0.113

834,552

07-Mar-2018

22:42

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

07-Mar-2018

22:42

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

07-Mar-2018

22:42

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

07-Mar-2018

22:42

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

07-Mar-2018

22:42

Not applicable

Flash.ocx

29.0.0.113

22,304,760

07-Mar-2018

22:42

x86

Flashplayerapp.exe

29.0.0.113

834,552

07-Mar-2018

22:42

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

07-Mar-2018

22:42

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

07-Mar-2018

22:42

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

07-Mar-2018

22:42

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows8.1-KB4088785-X64.msu

42514EBC8A59E9C71EAF0F747E03336B008BFC0D

CE3EE4718E7C422636DF9551B968BC4CBBBDF374D41CCC2D89CBAE0692148BCD

Windows8.1-KB4088785-X86.msu

0CEACA95D3CC040757F9E3CB142BE39402E97E7E

A6094675830D5D15B289989A6D0418FDA9B5DA86017D6189AF47A4A3DA6749D6

Windows8.1-KB4088785-ARM.msu

32472D219F96FC68925F73065342AE8B69204231

AA1E00CD4764D65E0216CCA36AB206127F423D271785E4F656FD8515EEDE88D9

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

18:55

Not applicable

Flash.ocx

29.0.0.113

28,834,808

02-Mar-2018

18:55

x64

Flashutil_activex.dll

29.0.0.113

712,184

02-Mar-2018

18:55

x64

Flashutil_activex.exe

29.0.0.113

999,928

02-Mar-2018

18:55

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

18:55

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

18:55

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

18:55

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

18:55

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

18:55

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

18:55

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

753,826

02-Mar-2018

18:55

Not applicable

Flash.ocx

29.0.0.113

22,304,760

02-Mar-2018

18:55

x86

Flashplayerapp.exe

29.0.0.113

834,552

02-Mar-2018

18:55

x86

Flashplayercplapp.cpl

29.0.0.113

179,704

02-Mar-2018

18:55

Not applicable

Flashutil_activex.dll

29.0.0.113

627,192

02-Mar-2018

18:55

x86

Flashutil_activex.exe

29.0.0.113

1,435,640

02-Mar-2018

18:55

x86

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Flash.ocx

29.0.0.113

19,013,112

02-Mar-2018

18:55

Not applicable

Flashplayerapp.exe

29.0.0.113

814,072

02-Mar-2018

18:55

Not applicable

Flashplayercplapp.cpl

29.0.0.113

164,848

02-Mar-2018

18:55

Not applicable

Flashutil_activex.dll

29.0.0.113

550,392

02-Mar-2018

18:55

Not applicable

Flashutil_activex.exe

29.0.0.113

873,464

02-Mar-2018

18:55

Not applicable

File hash information

File name

SHA1 hash

SHA256 hash

Windows8-RT-KB4088785-X64.msu

55E4979B8E6F7D094BDC4DECEE2E9897A1A15296

408292206FD5CC2523CEBF4CABA037593F09080E3213118DEE5F8EE90859BF2E

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,314

02-Mar-2018

20:08

Not applicable

Flash.ocx

29.0.0.113

28,834,248

02-Mar-2018

20:08

x64

Flashutil_activex.dll

29.0.0.113

711,624

02-Mar-2018

20:08

x64

Flashutil_activex.exe

29.0.0.113

999,368

02-Mar-2018

20:08

x64

Activex.vch

Not applicable

753,826

02-Mar-2018

20:08

Not applicable

Flash.ocx

29.0.0.113

22,304,200

02-Mar-2018

20:08

x86

Flashplayerapp.exe

29.0.0.113

833,992

02-Mar-2018

20:08

x86

Flashplayercplapp.cpl

29.0.0.113

179,144

02-Mar-2018

20:08

Not applicable

Flashutil_activex.dll

29.0.0.113

626,632

02-Mar-2018

20:08

x86

Flashutil_activex.exe

29.0.0.113

1,435,072

02-Mar-2018

20:08

x86

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!

×