May 2019 servicing release for Microsoft Desktop Optimization Pack

Applies to: Desktop Optimization Pack


This article describes the contents of the May 2019 servicing release for Microsoft Desktop Optimization Pack (MDOP). This servicing release contains the latest fixes for Microsoft BitLocker Administration and Monitoring (MBAM) 2.5 Service Pack 1 (SP1).


  • We recommend that you test fixes before you deploy them in a production environment. Because the builds are cumulative, each new servicing release contains all the fixes (including security fixes) that were included in the previous update package. We recommend that you apply for the latest servicing release.

Issues that are fixed in this update

MBAM 2.5 Service Pack 1

This servicing release fixes the following issues:

  • Adds support for the latest Windows 10, version 1903 release.

Update information

Microsoft Download Center

A supported hotfix is available for download.

Download the May 2019 servicing release now


To apply this hotfix for MBAM 2.5 SP1, you must have MBAM 2.5 SP1 RTM installed.

Restart requirements

You must restart the computer after you apply this hotfix.

Update replacement information

This hotfix does not replace any previous hotifx.

Registry information

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

File information

MBAM 2.5 Service Pack 1

File name File version File size Date Time Platform
Mbam2.5_client_x64_kb4505175.exe 2.5.1147.0 3,592,752 03-Jun-2019   x64
Mbam2.5_client_x64_kb4505175.msp 2.5.1147.0 1,691,648 04-Jun-2019   x64
Mbam2.5_client_x86_kb4505175.exe 2.5.1147.0 3,497,008 05-Jun-2019   x86
Mbam2.5_client_x86_kb4505175.msp 2.5.1147.0 1,617,920 06-Jun-2019   x86


Learn about the terminology that Microsoft uses to describe software updates.