Verify the installation Use the steps to verify that the installation reverted to the previous CU. Log in to the Infor Lawson server as QSECOFR. Verify that the web server and application server are running and all Infor Lawson Technology web applications are deployed. Launch Lawson Portal. In the address line of a web browser, specify: http://WebServerName:WebServerPort#/lawson/portal/ where WebServerName is the name of the web server WebServerPort# is the listening port for the web server. Log in as an administrator. Note: If challenged, migrate roles. Navigate to Help > About. Verify the CU level.