Note: This procedure requires editing a game file; creating a backup copy of the file before proceeding. Using a text editor, edit the "earth640.bat" or "earth800.bat" files (depending on screen resolution) in the game directory. Change the "dos4gw game.exe x640" line to "dos4gw game.exe x640 WW MD MS" to enable cheat mode. Then, activate the following cheats by entering the corresponding codes while holding SHIFT:

CHEAT FUNCTION - CHEAT CODE
Full map - rthshowmp
ED and UCS get $5000 - rthcshe
Double container content value - rthmn2
Quadruple container content value - rthmn4
Destroy all selected units - rthkill
Heal all selected units or enemy structure - rthhealth
Mission skip - rthvctry
Increase one research level for all teams - rthrsrche
Complete all research for all teams - rthrsrchll
Max armor and firepower strength for T100 and ST01B - rthpvr
Level select - rthglx<level number>
Multiple calls for help1 - rthrnfrcmnt