; Map O to NumpadAdd (speed up / teleport) O::NumpadAdd
If you’re not comfortable editing .ini files or your trainer doesn’t support rebinding, you can use a free tool called . This program runs in the background and translates key presses. For example, you can tell AutoHotkey: “When I press the letters U, H, J, K, treat it as if I pressed Numpad 8, 4, 5, 2.” Here’s a basic script:
; Map P to NumpadSubtract (slow down) P::NumpadSubtract gta 4 trainer no numpad
Now you can enjoy spawning helicopters, changing Niko’s appearance, freezing time, and launching cars into the air all without stretching your right hand across the keyboard or reaching for a numpad that doesn’t exist. Happy modding!
; Map K to Numpad6 (right) K::Numpad6
Save this as gta4_numpad.ahk , install AutoHotkey, double-click the script, and then launch GTA 4. Now, your letter keys will act exactly like the numpad inside the trainer. The trainer never knows the difference. You can also use keys like ] , [ , ; , ' , , , . , / if you prefer.
If you don’t want to change any software settings, you can buy a cheap USB numeric keypad (often $10–15 on Amazon). Plug it into your PC, place it to the left of your main keyboard or anywhere convenient, and use it exclusively for the trainer. Alternatively, use Windows’ built-in On-Screen Keyboard ( osk.exe ), click the “Options” button, and enable the numeric keypad. Then you can click the numpad keys with your mouse while playing. This is clunky but works in a pinch. ; Map O to NumpadAdd (speed up /
For the smoothest experience without a numpad, I strongly recommend editing trainer.ini as described in method #1. It takes five minutes, requires no extra software, and once set up, you never have to think about the numpad again. If you frequently switch between multiple games or use other mods, AutoHotkey is a great universal fallback. But avoid trainers that force numpad use without any configuration—they’re simply outdated.