PFSHOW - It will enable/disable the PF Bars on Mainframe TSO/ISPF Screen. It will show PF Commands Bar

SWAPBAR ON/OFF - It will enable/disable the SWAP Bars on Mainframe TSO/ISPF Screen. It is going to showing which screen you are on and how many screens opened.
SWAPBAR ON/OFF - It will enable/disable the SWAP Bars on Mainframe TSO/ISPF Screen. It is going to showing which screen you are on and how many screens opened.