You can view and remove certificates that you previously trusted in the Trust verification dialog from the P4 Plan client.
1. Start the P4 Plan client.
2. Select 
in the login dialog.
The Connect options dialog opens.
3. Click Manage stored trusted server certificates.
The Manage trusted server certificates dialog opens.
4. To view details for a certificate, select it and click View.
The Certificate dialog opens. Select Close when you finish.
5. To remove a certificate, select it and click Remove.
You are prompted to remove the certificate. Click Yes to remove the certificate. The certificate is deleted. Next time you connect to the server, you will be prompted to trust the certificate.
6. Select Close when you finish.