Why does Battlefield REDSEC need Secure Boot?

The game's anti-cheat system requires Secure Boot to be enabled in your PC’s BIOS to function properly and allow the game to launch.

How do I fix a DirectX error like DXGI_ERROR_DEVICE_REMOVED?

Update your GPU drivers to the latest version. Disable any GPU overclocking, as the game can be sensitive to instability.

What is the quickest fix for launching issues?

Start by verifying the game files (on Steam/EA App) and performing a clean update of your graphics card drivers.

Battlefield REDSEC Won’t Launch Fix Guide

Battlefield REDSEC

Battlefield REDSEC can crash, hang, or refuse to open across Steam, EA App, and console. It’s usually not your PC, it’s just the game being picky after launch updates. Here’s how to fix it fast and get back into Fort Lyndon.

Note: As always, practice caution when messing with any sort of files and make sure you know what you’re doing.

How to Fix Battlefield REDSEC Not Launching

Start simple before you go deep. Many launch errors come from broken installs or outdated clients.

Fully close Steam and the EA App, then relaunch Steam first and start REDSEC from there
Verify your game files under Steam Properties, Installed Files, then Verify Integrity
Open the EA App, sign out, and sign back in to refresh your linked Steam account
Clear the EA App cache under Help, then App Recovery, then Clear Cache
If REDSEC shows as not installed, uninstall the high-resolution campaign textures and try again
Restart your PC after any failed install attempt before re-opening Steam

Fixing the Install Loop

If your game says REDSEC needs installing even after it finishes, you can force it to reload correctly.

Go to Manage Files in the in-game menu
Select REDSEC and press Install, then wait at least 5 minutes before leaving the screen
If it still hangs, close the game, find the REDSEC folder inside Documents or Battlefield6 Data, and delete it manually
Launch the game again and reinstall from the same Manage Files screen

This resets stuck install flags that cause infinite loops.

Linux Launch Fix (Proton and TUXEDO OS)

Running Battlefield REDSEC on Linux right now is nearly impossible without Windows dual boot. EA Anti-Cheat blocks Proton entirely. You can try older Proton builds, but they rarely work.

Use Proton GE 8-27 instead of 10.5 if you want to test compatibility
Add PROTON_EAC_RUNTIME=1 %command% to your launch options, though most players report no success
The only full workaround is using a Windows install or a separate SSD for REDSEC until EA adds support

Console Launch Troubles

Players on PS5 sometimes see network or install errors when loading REDSEC. This can be fixed by verifying the correct version and clearing cache.

Make sure you installed the full REDSEC release and not the open beta version
Restart your console and router, then re-log into your EA account through Battlefield 6
If connection still fails, try using a mobile hotspot or alternate connection for one login attempt
Once verified, you can return to your regular network

Advanced PC Fixes

If you have tried everything and it still refuses to open, try these final steps.

Delete Battlefield6Cache in your Documents folder
Disable overlays like Discord or Rivatuner
Run both Steam and EA App as administrator
Move your Battlefield 6 folder to a different drive, let Steam detect it, then move it back

Each step resets file permissions and registry links that can block the launcher.

Final Blurb

Battlefield REDSEC’s launch bugs can be annoying, but most are fixable with a few quick checks. Linux players will need to wait for anti-cheat support, and console users should confirm they have the right version installed. Once it finally boots, you’ll forget the headache the second you see Fort Lyndon explode around you.