Before continuing it is vital to note that when performing the next steps you must always stop the service from running first.
To do this, click Start > Control Panel > Administrative Tools > Services.
Locate ExSyncSrv service, right-click on it and click Stop.
There are a few parameters to set before leaving this area.
Right-click on ExSyncSrv and click properties.
In the first window that appears click the drop-down and select Automatic (Delayed Start):
Now select the next tab and enter login details for user with the correct SQL permissions and admin rights. Remember to include the network prefix:
Finally, select the following options and click ok: