To use the clndiag tool:

1. Go to ..\Trend Micro\Security Agent directory.
2. Double-click ClnDiag.exe. The Worry-Free Business Security Communication Diagnostic Tool window opens.
3. Click Check Client-Server Communications.

   

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   A successful connection shows "OK" under Test Results section.

4. Click Save Settings and Restart the Agent, then wait for the Trend Micro services to be restarted.

   

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5. Click Close.

   

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