Log in as the machine administrator.
Press the [User Tools/Counter ]or [User Tools] key.
Press [System Settings].
Press [Administrator Tools].
Press [Next] or  until [Program / Delete Device Certificate] appears.
Press [Program / Delete Device Certificate].
Check that [Program] is selected.
Press [Certificate 1].
Make the necessary settings.
To use the device certificate for S/MIME, PDF Digital Signature, or PDF/A Digital Signature, enter the machine's administrator's e-mail address in the e-mail address setting.
Press [Interface Settings].
Press [Next] or  until [Permit SSL/TLS Communication] appears.
Press [Permit SSL/TLS Communication].
If you are using HTTP connection, select [Ciphertext/Cleartext]. If you are using HTTPS connection, select [Ciphertext Priority].
To disable "TLS1.2", "TLS1.1", or "SSL3.0", log in to Web Image Monitor as a network administrator, and then select [Inactive] for the protocol to be disabled under [Device Management] > [Configuration] > [SSL/TLS]. At least one of these protocols must be enabled. However, do not enable only "SSL 3.0". Data leaks may occur.