Fix: Apex Legends Disconnected Detected Data Mismatch Error

When it comes to a free-to-play hero shooter video game, Apex Legends is one of them that offers a competitive gaming experience for glory, fame, & fortune. Respawn Entertainment and Electronic Arts is an award-winning title that brings legendary characters with powerful abilities and more. But it’s also prone to multiple bugs or issues during the game launch and gameplay such as Apex Legends Disconnected Detected Data Mismatch error on the PC.

This specific error basically prevents players from progressing in the gameplay which affects the possibilities of earning rewards, rankings, and more. Now, if you’re also encountering the same kind of issue then make sure to follow this troubleshooting guide to resolve it. As a primary concern, unfortunate players can’t be able to get past the main screen in Apex Legends which needs to be fixed. As per EA Answers forum reports, most players come back after a year or two and are stuck with this error.

Fix: Apex Legends Disconnected Detected Data Mismatch Error

Fix: Apex Legends Disconnected Detected Data Mismatch Error

Luckily, here we’ve shared with you all the potential workarounds that should come in handy. Talking about the possible reasons, the chances are high that an outdated game version, corrupted or missing game files, issues with the internet connection, conflicts with the networking drivers, issues with the DNS settings, conflicts with the installed game, and more might also trouble you a lot with the ‘Disconnected: Detected Data Mismatch’ error in Apex Legends.

Make sure to follow all methods one by one until the problem gets fixed. So, without wasting any more time, let’s jump into it.

1. Reboot the PC

First of all, you can do is simply rebooting the PC to ensure there is no issue with the temporary glitch on the system or cache data whatsoever. In some cases, a normal restart of the system might come in handy to fix several issues and errors.

2. Check the Apex Legends Server Status

The second thing you should also check for is the Apex Legends server status here to make sure there is no issue with the server connectivity or any kind of technical glitches. Sometimes temporary server downtime or outage might also trouble in terms of connecting to the servers. It’s a better idea to wait for a couple of hours and then check for the issue. If there is no server issue then you can head over to the next method.

3. Run Apex Legends as an administrator

It’s also recommended to run the Apex Legends game application as an administrator on the PC by following the steps below to ensure there is no issue with the program running.

  • Go to the installed Apex Legends game directory.
  • Right-click on the application file on your PC.
  • Click on Properties > Click on the Compatibility tab.

  • Click on the Run this program as an administrator box to enable it.
  • Once done, click on Apply and then OK to save changes.
  • Finally, double-click on the game app file to launch it.

It’s also recommended to follow the same steps once again for the Steam launcher whatever you use to play the game.

4. Update Apex Legends

We should also recommend you check the game update manually via the Steam client to avoid potential glitches that can come with the outdated game version. An outdated game patch version mostly triggers bugs or stability issues that can be fixed by following the steps below.

  • Open the Steam client > Go to Library.
  • Click on Apex Legends from the left pane.
  • Steam will automatically search for the available update.
  • If there is an update available, click on Update.
  • Make sure to wait for some time until the update completes.
  • Once done, ensure to reboot the PC to apply changes.

5. Verify and Repair Game Files

Sometimes missing or corrupted game files might trigger several issues that can be frustrating enough with the game launching. You can follow the steps below to do so:

For EA Desktop:

  • Launch the EA Desktop app > Go to Apex Legends.
  • Select Manage > Click on Repair.
  • Once the repairing process is done, reboot the game, and try launching it again.

For Steam:

  • Launch the Steam client > Click on Library.
  • Right-click on Apex Legends from the list.
  • Click on Properties > Go to Local Files.
  • Click on Verify Integrity of Game Files.
  • Wait for this process to complete.
  • Once done, reboot the PC to apply changes.

6. Check the Internet Connection

You should also try checking out the internet connection at your end to ensure there is no issue with a poor or unstable network. If the internet connection isn’t working well then ensure to switch the wired network to wireless or vice versa. Otherwise, you can try performing the power cycle method on a Wi-Fi router to refresh the connectivity.

7. Change the in-game Region for Low Ping

If none of the methods worked for you then make sure to select or change the in-game region for low ping to avoid multiple issues. You can try changing your region to the nearest server and from the Apex Legends main menu > Data Center to get a low ping.

8. Update the Networking Drivers

An outdated networking driver on the computer can also cause several issues with the online server connectivity. It’s better to check for the networking driver update on the PC and install the same by following the steps below.

  • Right-click on the Start Menu to open Quick Link Menu.
  • Click on Device Manager from the list.
  • Now, double-click on the Network Adapters.
  • Right-click on the networking device > Select Update driver.
  • Choose Search automatically for drivers.
  • If there is an update available, it’ll automatically download and install the latest version.
  • Once done, make sure to reboot your computer to change the effects.

9. Clear the DNS Cache

Somehow, your system has gathered plenty of DNS cache data related to the internet configuration. Following the steps below, you can easily connect with the game servers after removing the DNS resolver cache data from the system.

  • Press the Windows key to open the Start menu > Type Command Prompt and search for it.
  • Now, right-click on Command Prompt > Select Run as administrator.
  • Click on Yes to run with the admin access > Once the command prompt window opens, type the following command and hit Enter:
ipconfig /flushdns
  • A successful message will appear that says, “Successfully flushed the DNS Resolver Cache.”
  • Finally, close the command prompt window, and restart the PC to apply changes.

10. Use DNS Addresses

It seems that somehow your specific DNS address is going through some blockage with the Apex Legends game server. So, you should try using the public DNS address on the PC or console manually adding DNS server addresses.

  • Press the Win+R keys to open the Run dialog box.
  • Now, type ncpa.cpl and hit Enter to open Network Connections.
  • Double-click on the Wi-Fi or Ethernet network from the list.
  • Click on Properties > Double-click on Internet Protocol Version 4 (TCP/IPv4).

  • Click to select Use the following DNS server addresses.
  • Next, enter for the Preferred DNS server and for the Alternate DNS server.
  • Once done, click on OK to save changes.
  • Make sure to restart your computer to apply changes.

That’s it, guys. We assume this guide was helpful to you. For further queries, you can comment below.

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