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How to fix error code 4 modern warfare xbox one?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The most common cause of error code 4 is a problem with your internet connection. Try these troubleshooting steps to improve your connection:

  1. Check your internet speed. Make sure your download and upload speeds are at least 3 Mbps.

  2. Check your router. If you're using a wireless connection, try moving your router closer to your Xbox One and make sure it's not blocked by anything.

  3. Check for interference. If you're using a wireless connection, there might be interference from other devices in your home that can cause problems. Try turning off any devices that might be causing interference, such as microwaves or baby monitors.

  4. Restart your Xbox One. This will clear any temporary problems that might be causing the error code.

  5. Restart your router. This will clear any temporary problems that might be causing the error code.

  6. Contact your internet service provider. If you've tried all of the above troubleshooting steps and you're still seeing the error code, there might be an issue with your internet service provider.

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  • how to fix error code 4 modern warfare xbox one

1. Restart your Xbox One console

  1. Go to the "Settings" menu on your Xbox One console.
  2. Select "System" from the menu.
  3. Select "Restart."
  4. The Xbox One will restart and will return to the "System" menu.
  5. Select "Update and Reset."
  6. Select "Restart."
  7. The Xbox One will restart and will return to the "System" menu.
  8. Select "Install New Software."
  9. Select "Xbox One."
  10. Select "Restart."

2. Power cycle your network equipment

  1. Turn off the network equipment.
  2. Remove the power cord from the network equipment.
  3. Wait at least five minutes.
  4. Reconnect the power cord to the network equipment.
  5. Turn on the network equipment.

3. Delete the Modern Warfare game data from your Xbox One

  1. On your Xbox One, go to Menu > Settings > System > Storage.
  2. On the Storage page, under "Your Xbox One storage," select "Games and apps."
  3. Under "Games and apps," select "Modern Warfare."
  4. On the right side of the screen, under "Data," select "Delete."
  5. On the confirmation screen, select "Yes."
  6. If prompted, choose to delete the data of the game, applications, and patches.
  7. After deleting the data, restart your Xbox One.

4. Reinstall the Modern Warfare game on your Xbox One

  1. On your Xbox One, go to Settings -> System -> Update & Security -> and select Download and Install.
  2. Once the update is finished, select Install Game Updates.
  3. Find Modern Warfare and select it.
  4. On the left-hand side, select Reinstall.
  5. On the next screen, select Yes to all prompts.
  6. After the installation is complete, select Close.
  7. On the main menu, select Settings -> System -> Update & Security -> and select Install Game Updates.
  8. Find Modern Warfare and select it.
  9. On the left-hand side, select Reinstall.
  10. On the next screen, select Yes to all prompts.
  11. After the installation is complete, select Close.

5. Contact Xbox Support

The steps to contacting Xbox Support to fix an error code 4 in "Modern Warfare" are as follows:

  1. Go to the Xbox Guide and open the "Settings" tab.
  2. Under "System" on the left, select "System Information."
  3. On the right, under "Primary Device," select "Microsoft Xbox One."
  4. On the left under "Identification," select "Console ID."
  5. On the right under "Console Information," select "System Status."
  6. Under "System Status," select "Problem."
  7. On the left under "Problem Description," select "4: Modern Warfare."
  8. On the right under "Additional Information," select "Contact Xbox Support."