Given that the trainer is patched, you might be tempted to download a "Fling Patched Bypass" or an "Updated 2025 Trainer" from a random YouTube video or a sketchy .exe file.
: Ensure your game is fully updated. Trainers are often hard-coded for specific build numbers; if the game has a minor silent patch, the trainer’s memory addresses won't line up. Anti-Cheat Detection Call of Duty call of duty black ops cold war pc trainer fling patched