Trainer options
F1 - Activate Trainer
F2 - God mode
F3 - Infinite Ammo and Gadgets
F4 - Infinite Stamina

Notice:

launch game directly from its folder, File name arma3.exe, Then in main menu open trainer and activate it, If you launch it using the game launcher it may not work

• ArmA 3: Table for Cheat Engine v2.18.152405 {guy960915} [2024-Dec-23]
• Arma 3: Table for Cheat Engine v1.0 {STN} [2019-May-18]