The following table contains a list of menu bar commands along with their associated file extensions.
| Toolbar command | 3270 | 5250 | VT | ICL | UTS | T27 |
|---|---|---|---|---|---|---|
| .MDS | .ADS | .VDS | .IDS | .UDS | .TDS | |
| .TN3 | .TN5 | - | .IDC | UTSQPORT.INI | T27QPORT.INI | |
| .MDD | .ADD | .VDD | .IDD | .UDD | .TDD | |
| .MDK | .ADK | .VDK | .IDK | .UDK | .TDK | |
| .MDF | * | .VDF | .IDF | .UDF | .TDF | |
| .MDB | .ADB | .VDB | .IDB | .UDB | .TDB | |
| .MDP | .ADP | .VDP | .IDP | .UDP | .TDP | |
| .MDR | .ADR | .VDR | .IDR | .UDR | .TDR | |
| - | - | .VDI | .IDI | - | - |