How to enable TN3270 screen size other than Default Model MOD-2(24x80)

Problem:

Enable an alternate screen size in Mainframe Express (Mfe) Cics Option for use with 3270 Emulations.

Resolution:

1. Ensure you have configured in Mfe Cics Resource Definition (Tools / Cics / Resource Definition)

    a Terminal Model and Termtype which meets your desired screen size. This definition

    must be available at Start of Cics Region.

2. Use Environment setting  TX_TN3270_FORCE_ALT=Yes  before starting Mfe