Verifying the Installation Use the steps below to test the plugins. Test the Infor Lawson Infor OS Portal (or Infor Ming.le) plugins Log in to Infor OS Portal (or Infor Ming.le) as the lawson user. The Infor Lawson plugins you installed should appear in the left pane of the Infor OS Portal (or Infor Ming.le) welcome screen. Choose the Infor Lawson plugin and verify that the user interface appears. If single sign-on has been properly configured, you will not need to log in again. Click on the documentation (? icon) link in the right pane. Verify that a link to the online product documentation appears. Click the product documentation link to verify that the documentation appears. In the left pane, click on each remaining Infor Lawson plugin to verify that the user interface appears.