How do you change transmission oil on 1993 Mitsubishi mighty max?

To change the transmission oil on a 1993 Mitsubishi Mighty Max, first, ensure the vehicle is on level ground and the engine is off. Remove the transmission drain plug and let the old oil drain into a pan. Replace the drain plug, then fill the transmission with new oil through the fill plug until it reaches the proper level, checking the fluid level with the dipstick if applicable. Finally, start the engine, let it run for a few minutes, and recheck the fluid level, adding more if necessary.