To communicate with the license server, you'll need to download and install the QuickBooks Database Server Manager. This will also help you monitor your multi-user network.
The Database Server Manager is a part of the QuickBooks Desktop file.
Step 2: Install Database Server Manager:
If you're getting network issues, you can check out these articles for the troubleshooting steps:
I'm always here to help if you have any other QuickBooks concerns.Have a good one.