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Summary

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Key changes include:

  • Addresses an issue with a Secure Boot feature update that may cause BitLocker to go into recovery mode because of a race condition.

Microsoft strongly recommends you always install the latest servicing stack update (SSU) for your operating system before installing the latest monthly security update. Installing servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft security fixes.

How to get this 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 turn on automatic updating, see Windows Update: FAQ.

Note: This update is also available through Windows Server Update Services (WSUS).

Method 2: Microsoft Update Catalog

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

More information

Prerequisites

There are no prerequisites for installing this update.

Restart information

You don't have to restart your computer after you apply this update.

Update replacement information

For Windows Server 2012 and Windows Embedded 8 Standard, this update replaces the previously released update KB3173426.

For Windows 8.1 and Windows Server 2012 R2, this update replaces the previously released update KB3173424


File information
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows 10 file information

File Information

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4504418-x86.msu

300ADB50AA830E51B2C93A5F539075996B1CC9B6

960C1262CEF1E03FED67D5D54F3E1AC752B2B43186E39E4B8D7D38267762EEE5

Windows10.0-KB4504418-x64.msu

7AE22C206BE4C6F8E348718B40AB76F513345734

FAA2F502E6D221B182D07C19C8CA8B26E0518B2C5B0BF0381081BCAC1877F3F4

Windows10.0-KB4504418-arm64.msu

298E8069693DE9BB3C08827CBBD8A318490A5FDC

1B7C8C087AE52E2A5049594F3DBC5023FC7B311DA69A1E76421005028BCFFDA6

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Notepad.exe

Not applicable

185

21-May-2019

18:44

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

18:44

Not applicable

Notepad.exe

Not applicable

183

21-May-2019

18:44

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

18:44

Not applicable

Reg.exe

Not applicable

146

21-May-2019

17:51

Not applicable

Reg.exe

Not applicable

146

21-May-2019

17:51

Not applicable

Dbupdate.bin

Not applicable

2,646

19-Jun-2019

20:06

Not applicable

Dbxupdate.bin

Not applicable

51

19-Jun-2019

20:06

Not applicable

Dbupdate.bin

Not applicable

48

19-Jun-2019

20:06

Not applicable

Dbxupdate.bin

Not applicable

51

19-Jun-2019

20:06

Not applicable

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Notepad.exe

Not applicable

185

21-May-2019

19:43

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

19:43

Not applicable

Notepad.exe

Not applicable

182

21-May-2019

19:43

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

19:43

Not applicable

Reg.exe

Not applicable

145

21-May-2019

17:56

Not applicable

Reg.exe

Not applicable

145

21-May-2019

17:56

Not applicable

Dbupdate.bin

Not applicable

2,646

19-Jun-2019

19:13

Not applicable

Dbxupdate.bin

Not applicable

1,171

19-Jun-2019

19:13

Not applicable

Dbupdate.bin

Not applicable

48

19-Jun-2019

19:13

Not applicable

Dbxupdate.bin

Not applicable

2,838

19-Jun-2019

19:13

Not applicable

Notepad.exe

Not applicable

185

21-May-2019

19:43

Not applicable

Notepad.exe

Not applicable

183

21-May-2019

19:43

Not applicable

Reg.exe

Not applicable

146

21-May-2019

17:56

Not applicable

Reg.exe

Not applicable

146

21-May-2019

17:56

Not applicable

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Notepad.exe

Not applicable

265

21-May-2019

19:43

Not applicable

Notepad.exe

Not applicable

261

21-May-2019

19:43

Not applicable

Reg.exe

Not applicable

226

21-May-2019

17:53

Not applicable

Reg.exe

Not applicable

223

21-May-2019

17:53

Not applicable

Notepad.exe

Not applicable

185

21-May-2019

19:43

Not applicable

Notepad.exe

Not applicable

183

21-May-2019

19:43

Not applicable

Reg.exe

Not applicable

191

21-May-2019

17:53

Not applicable

Reg.exe

Not applicable

188

21-May-2019

17:53

Not applicable

Notepad.exe

Not applicable

187

21-May-2019

19:43

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

19:43

Not applicable

Notepad.exe

Not applicable

183

21-May-2019

19:43

Not applicable

Notepad.lnk

Not applicable

50

21-May-2019

19:43

Not applicable

Reg.exe

Not applicable

147

21-May-2019

17:53

Not applicable

Reg.exe

Not applicable

147

21-May-2019

17:53

Not applicable

Dbupdate.bin

Not applicable

2,646

19-Jun-2019

20:10

Not applicable

Dbxupdate.bin

Not applicable

51

19-Jun-2019

20:10

Not applicable

Dbupdate.bin

Not applicable

48

19-Jun-2019

20:10

Not applicable

Dbxupdate.bin

Not applicable

51

19-Jun-2019

20:10

Not applicable

References

For more information about SSUs, see Servicing stack updates.
Learn about the terminology that Microsoft uses to describe software updates.

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