MachPanel Knowledgebase

HOW TO:ADSync Utility Update to v6.1 (Updated 15 May 2024)

Rehan Waseem


This article provides information on how to update ADSync tool to latest v6.1

Applies To

This article applies to ADSync v4.3 or v5.0 or v5.1

Procedure To Update:

You can directly update from v4.3/v5.0/v5.1.0.0 to v6.1 using this update.

You will need to download the ZIP file from link given at bottom of this article, Ensure the Zip file is "Unblocked"/"Unlocked" by checking from file Properties. Then Extract and use the appropriate x64 or x86 files based on your server OS.

There are two options:

a. Auto update: If you want to let the update process run automatically, please run ADSync.UpdateInstaller.exe from the extracted files. Please use "Run as Administrator" option. It will perform couple of reboots on its own to complete the update. Also, you need to run registry file (ADSync.PolicyLogger.reg) from update directory once update process is completed.

b. Manual update: To Update manually please follow below steps:

  1. Remove entry “ADSyncPolicy” from “HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\LSA\Notification Packages“.
  2. Reboot Domain controller.
  3. Replace “ADSyncPolicy.dll, ADSync.PolicyLogger.dll and ADSync.ClientHelper.dll” files in "$windir\System32".
  4. Stop ADSyncSvc using Services.
  5. Replace "ADSync.ClientHelper.dll, ADSync.ConfigStudio.exe and ADSyncSvc.exe" in installation folder of ADSync
    Example "C:\Program Files\MachSol\ADSync".
  6. Add entry “ADSyncPolicy” to  “HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\LSA\Notification Packages“.
  7. Double click or run “ADSync.PolicyLogger.reg” file to update the linked assembly version in windows registry.
  8. Reboot the machine.
  9. Repeat Step 1-8 for all additional/secondary/backup domain controllers.
Improvements / New Features
  • Updated ADSync Configuration Studio UI
  • Purge Logs Feature after selected number of days
  • Resync Option to sync all users/groups regardless of their previous sync state.
  • Captured password hashing improvement.
  • Other performance related improvements.

Home Page:




Sync button will only sync recently updated groups/user data.


Resync will sync all users/groups data (Just like from beginning). Doesn't matter that the user/groups is recently updated or not.

Download link for ADSync Update Files: ADSync v6.1 (15 May 2024)
Type: HOW TO
Level: Aadvanced
Last Modified: 3 Weeks Ago
Last Modified By: rehan_waseem
Rated 4 stars based on 1 vote
Article has been viewed 2.7K times.
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