Because trainers function by injecting code into an active application’s RAM, Windows Defender and third-party antivirus programs (like Avast, Norton, or Bitdefender) will frequently flag them as a "Trojan" or "Malware." If downloaded from an official FLiNG source, this is almost always a . You may need to add the trainer executable to your antivirus whitelist or exclusion list to prevent it from being automatically deleted. Single-Player Use Only

: Using trainers in multiplayer modes can lead to permanent bans from Rockstar's Social Club. Activation Cues