Learn Editor: Update services-sync-not-start.md

Author: NuAlex

support/entra/entra-id/user-prov-sync/services-sync-not-start.md

@@ -52,14 +52,14 @@ Make group policy changes if necessary so that the ADSync service account can lo
 
 1. If you made any changes to the local group policy or domain group policy, restart the computer to apply the changes.
 
-## Solution 2: Troubleshoot error messages in directory synchronization logging
+## Solution 2: Troubleshoot error messages in Event Viewer logs
 
-You can also try to find and fix the problem by scanning the application and system events in the directory synchronization logs. All directory synchronization logging is viewable in Event Viewer. For details, see [Troubleshoot other error messages](installation-configuration-wizard-errors.md#troubleshoot-other-error-messages).
+You can also try to find and fix the problem by scanning the Application and System logs for directory synchronization events. All directory synchronization logging is viewable in Event Viewer. For details, see [Troubleshoot other error messages](installation-configuration-wizard-errors.md#troubleshoot-other-error-messages).
 
-## Solution 3: Reinstall directory synchronization
+## Solution 3: Check the Microsoft Azure AD Sync (ADSync) service account
 
-If solutions 1 and 2 don't resolve the issue, remove and then reinstall directory synchronization.
+If solutions 1 and 2 do not resolve the issue, verify the status of your custom ADSync service account. Ensure that the account is not expired or disabled, does not have "User must change password at next logon" enabled, and that its password is not expired. If the password has been changed, use the Services.msc console to update the ADSync service account password.
 
-For example, if you use the Azure Active Directory Sync tool, remove and then reinstall it. Or, if you use Azure AD Sync, remove and then reinstall it.
+For information on other types of Windows service accounts, refer to [ADSync service account](/entra/identity/hybrid/connect/concept-adsync-service-account) documentation.
 
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