Ensure BEService.exe (usually found in C:\Program Files (x86)\Common Files\BattlEye ) is not blocked by your Windows Firewall or antivirus.

FiveM usually disables the standard GTA V anti-cheat components automatically to allow its own modifications to run.

FiveM is designed to run separately from GTA Online's infrastructure.

If you are trying to play GTA Online and it won't start, follow these verified steps:

Open the launcher, go to Settings , select Grand Theft Auto V, and uncheck Enable BattlEye Anti-Cheat .

Click the three dots on the GTA V tile > Manage > Verify .

Right-click GTA V > Properties > Installed Files > Verify integrity of game files .