There's nothing like playing a new game that you've been excited for, but if you're getting the Gray Zone Warfare anti-cheat failed to start error, it can feel like a kick in the teeth. Fortunately, we have the solution you'll need to dive into Lamang soon.
If you're desperate to pick your favorite option in the Gray Zone Warfare factions list and dive into the Gray Zone Warfare map as soon as possible, here's how to solve the issue with anti-cheat, so you can squad up with your friends take on up to 32 other players very soon. Unless, you're diving into Gray Zone Warfare's PvE, of course.
How to Fix Gray Zone Warfare anti-cheat failed to start error
The best way to fix the Gray Zone Warfare 'anti-cheat failed to start' error is by shutting down the game, verifying the files in Steam, and launching it again. This fix was suggested by the developers in the official Gray Zone Warfare Discord.
To do this, you'll need to head to your Steam library, right-click on Gray Zone Warfare, select Properties, then click on Installed Files and chose the 'Verify Integrity of game files' option.
Once you've verified your Steam files for the game, it should download any missing files, allowing you to access the game and fix the anti-cheat problems. Gray Zone Warfare uses Easy Anti-Cheat, a very popular anti-cheat tool, but it still has various issues that can cause problems.
Hopefully, once you've done this, you'll be able to access the game finally. Make sure to find out how to level up in Gray Zone Warfare, and find out how to use transports in Gray Zone Warfare so you can safely exfil with all of your new gear.
That's how to fix the Gray Zone Warfare anti-cheat 'failed to start' error so you can return to Lamang and... probably die, quite a few times.