How to fix Warzone 2 Error Code 0x8000FFFF/0x00000000

Call of Duty Warzone 2 is the newest battle royale game and it’s a free-to-play title that gamers do not need to purchase Modern Warfare 2 to play it. Since Warzone 2 came out, many players have been reporting issues and bugs with the game.

One of the most common issues that keep popping up is the error code 0x8000FFFF/0x00000000. If you’ve faced this issue, then this guide will be of great help to you. In this guide, you’ll get to know different methods to fix Warzone 2 Error Code 0x8000FFFF/0x00000000.

Conflicts in the Windows registry, incompatible game versions, missing or corrupted game files, game save data that has become corrupted, problems with antivirus software, etc. Good news: we’ve provided several solutions to this problem that you can implement immediately. So let’s get right down to business with no further hemming and hawing.

How to fix Warzone 2 Error Code 0x8000FFFF/0x00000000

fix Warzone 2 Error Code 0x8000FFFF/0x00000000

Method 1: Update the game

  • Open the Steam client and head over to Library
  • Click on COD Warzone 2.0 in the list of installed games on the left pane
  • The client will automatically look for the available update
  • If there’s an update available, you should click on the Update option
  • Now, wait for a few minutes until the game update completes
  • Once it is done, you should ensure that you close the Steam client
  • Reboot your PC to apply the changes

Method 2: Delete the saved files

  • Press the Windows + R keys for opening the Run dialog box
  • Copy and paste %UserProfile%Documents in the field before hitting Enter
  • Make sure that you Delete the Call of Duty folder in the directory
  • Once it is done, reboot the PC for applying the changes

Method 3: Repair game files

  • Open the Steam client on your PC and then log into the account
  • Head over to the Library and right-click on the COD Warzone 2.0 in the left pane
  • Click on Properties before clicking on the Local Files tab
  • After that, click on Verify Integrity of Game Files
  • Wait for the entire process to complete before closing the Steam client
  • Restart the PC to apply the changes

Method 4: Turn off Windows Firewall

  • Click on the Start Menu before typing Windows Defender Firewall and then opening it
  • Next up, click on Turn Windows Defender Firewall on or off in the left pane
  • Choose the Turn off Window Defender Firewall option for all the domains
  • Once it is done, you should click on OK for saving changes
  • Reboot the PC to apply the changes

Method 5: Turn off any third-party overlay apps like Discord overlay

  • Open the Discord app and then click on the Settings icon at the bottom
  • Choose Overlay under App Settings before turning on the Enable in-game overlay
  • Click on Games before selecting Warzone 2
  • Ensure that you turn off the Enable in-game overlay toggle
  • Once it is done, you should reboot the PC to apply the changes

Image Credit: CallofDuty

Aviral Sharma
Aviral Sharma
Aviral Sharma is a talented and passionate writer who has been using words to express his thoughts ever since he learnt how to hold a pen. He is passionate about outer space, history, sports and most importantly technology. Aviral is a regular writer for and has been getting better by the day. He currently own Samsung Galaxy S24 Ultra, iPhone 13 and a HP Pavilion laptop

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