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To resolve this, open the following ports in TCP and UDP to get the a connection on the Trend Micro License Server.

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Keywords: ports to be opened,open ports,opening the firewall ports,opening the ports,ports needed for update,open the required ports neede to connect to server,not able to update license,cannot update license,license not updating,wfbs ports,worry free ports

Firewall port for the license server of Worry-Free Business Security (WFBS)

Product / Version includes:

Worry-Free Business Security Standard 9.0 , Worry-Free Business Security Advanced 8.0 , Worry-Free Business Security Standard All , Worry-Free Business Security Standard 8.0

Last updated: 2025/05/08

Solution ID: KA-0005662

Category: Configure

Summary

When you are renewing the WFBS license, the following error appears when you have a firewall set up on your environment:

Online status checking is not complete
Please check your network connection and try again.

The URL "http://licenseupdate.trendmicro.com/ollu/license_update" is accessible using a browser but the tool cannot establish a connection.

license check error

To resolve this, open the following ports in TCP and UDP to get the a connection on the Trend Micro License Server.

80
60162
60163

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Firewall port for the license server of Worry-Free Business Security (WFBS)

Firewall port for the license server of Worry-Free Business Security (WFBS)

Product / Version includes:

Summary