Automate 2021 or later has known issues with agent signup during installation. Put in place the steps outlined in CW Automate Agent Installation/Signup Issue workaround to resolve signup failures.
Review log for errors at c:\EZDeploy\logging\InstallLogs\Agent_Installer.log on the computer.
Make sure the Deployment Requirements are in place for Windows Agents - reference
Deployment RequirementsDuring the agent installation process the EzdService is downloading fresh copy of the msi installer for the location specified from your Automate server and storing at C:\EzDeploy\EzdService\DownloadCache\agent_install.msi on the computer. So make sure the Deployment and Defaults tab is filled out correctly on the location in Automate - reference
Setting the Deployment and Default Settings
Steps
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ezdeploy takes to deploy Automate agent
Obtain an API Authorization token using the credentials supplied in Settings on the
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ezdeploy Portal.
Once authenticated, obtain an “installation token” from the Automate REST API.
Utilize the “installation token” to obtain the MSI installer for the specified location and download the MSI to C:\EzDeploy\EzdService\DownloadCache
Run msiexec /i C:\EzDeploy\EzdService\DownloadCache\agent_install.msi /qn /l*v c:\ezdeploy\logging\InstallLogs\Agent_Installer.log
Monitor registry and wait for the ComputerID value to get populated (indicating sign-up has occurred)
If ComputerID does not appear within 5 minutes -
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ezdeploy will proceed only with any non-RMM script items in the configuration profile.