AD Connect Sync Service not running: Cannot proceed because the sync service is not running, start the ADSync service and restart the AD Connect Wizard to continue

AD Connect Sync Service

You may get the following errors below if you wish to launch (re-configure) the AD-Connect tool or start the synchronization service

AD Connect Sync Service not running

To resolve this issue, launch the Windows Services
– From the “run” command, type services.msc or from the Server Manager, under tools, search for services. There are many other ways to launch this, use the one you are most comfortable with.

AD Connect Wizard restart

AD Connect Sync Service not running

To ensure the service is started automatically, right click on the service name “Microsoft Azure AD Sync”
– Click on Properties as shown below

AD Connect Sync Service

As we can see, the service is set to start Automatically, then we are good to go.

sync service not running

Now, let’s start the service by click on start. As we can see below, the service is starting.

start ADSync service

As we can see from the image below, the service has started and running as desired

AD Connect Wizard restart

Now you can launch the AD Connect Tool once again or the Synchronization Service from the start up menu

As we can see, the service is running and now we can launch the Synchronisation Service Manager

Lets initiate a delta sync and you can see from the image below the status is in progress

I hope you found this blog post on AD Connect Sync Service not running helpful. Please let me know in the comment session if you have any questions.

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