Since it is a .rar file, you cannot run it directly. You must first extract its contents.
: Using a trainer in online multiplayer will result in a permanent ban by FairFight or PunkBuster, as it is easily detected by anti-cheat systems. trainer_bf1.rar
: Right-click the extracted .exe file and select "Run as Administrator" to ensure it has the permissions needed to access the game's memory. Step 3: Using the Trainer Since it is a
: Download and install a free extraction utility like 7-Zip or the trial version of WinRAR . Since it is a .rar file