• Ensure you have a working internet connection and there are no hindrances to you connecting to Epic Games’ servers.
  • The II-E1003 Error Code could be due to faulty game and/or installer files.
  • Additionally, you can try switching to a different DNS server or changing the Download Region to resolve the error.

Basic Fixes:

  • Ensure Stable Network : This is one of the biggest reasons you see the Install Failed Error Code II-E1003 in Epic Games. Make sure to check you have decent speeds by using SpeedTest or Fast.com.
  • Check for Server Issues : If you cannot install games on Epic Games, it might be a server-side issue. Make sure to check Epic Games’ status on DownDetector.
  • Check if the Date and Time Are Right : If the system time and date settings are wrong, it will affect any online process, such as browsing or downloading. The best solution is to change the date and time in the system.
  • Disable Firewall and Security : While firewalls and security software are crucial for protecting your system, they can sometimes prevent installing games from Epic Games. Hence, we suggest you try installing from Epic Games after disabling any antivirus or firewall options in your system. Once you install the game, you can turn them back on.
  • Run Epic Games Launcher as an Administrator : App crashing issues can often be solved by running them as an administrator. With this, the system will consider that particular app as a priority, allocate the resources to run it, and block any files preventing the app from launching.

Fix 1: Verify Games Files

The Epic Games Error Code II-E1003 can also show up because of unverified game files. You can solve this issue by verifying them. Here are the steps:

Step 1: Open Epic Games Launcher and choose Library . Next, click the three dots next to the game and choose Manage .

choose library tap the three dots below the game and choose Manage - 1

Step 2: Now, choose Verify next to Verify Files.

choose verify files - 2

Fix 2: Clear Epic Games Cache

Cache generally helps in app loading as well as performance and responsiveness. However, if files are corrupted or accumulated over time, there might be issues. You can fix this by clearing the Epic Games cache. Here’s how you can do so:

Step 1: Close Epic Games and open Task Manager (Ctrl + Alt + Del).

Step 2: Check if you can see Epic Games is on the list. If it is, select the app and choose End task .

choose the browser and click end task - 3

Step 3: Now, open Run by pressing the Win + R keys on your keyboard.

Step 4: Type or paste the following and hit Enter.

%localappdata%
type localdata and choose ok or enter - 4

Step 5: Inside, navigate to EpicGamesLauncher > Saved > webcache .

open the webcache folder - 5

Step 6: Clear all the files inside this folder.

choose the files inside webcache and delete the files inside them - 6

Fix 3: Change DNS on Your System

A Domain Name System (DNS) allows browsers to access websites and other internet services. However, if there’s any issue with the DNS, you can try switching to a different DNS. Ideally, we recommend switching to Google DNS on Windows and Mac .

Alternatively, you can opt for one of these DNS servers for gaming .

Fix 4: Change Epic Games Download Region

Changing the install location can help avoid the Install Failed Error Code II-E1003 message, as the error might be caused by the previous storage being full or corrupt.

Step 1: Open Epic Games Launcher and choose Library .

Step 2: Choose Install under the game you want to change the download location.

choose library and tap intall - 7

Step 3: Select Browse and choose where you want to download.

Step 4: Once you make the necessary changes, hit Install .

change the download location in Epic Games and hit Install - 8

Now, the game will be installed in the new location.

Fix 5: Reinstall Epic Games Launcher

Uninstalling and reinstalling the launcher can help wipe out all the issues. Here’s how you can uninstall Epic Games Launcher on Windows:

Step 1: Navigate to Settings > Apps > Installed apps .

choose apps and then choose installed apps - 9

Step 2: Choose the three dots next to Epic Games Launcher and choose Uninstall .

choose the three dots next to epic games launcher and select Delete 1 - 10

Step 3: Select Uninstall to confirm.

choose uninstall to confirm 3 - 11

And that’s it. Once done, simply download the Epic Games launcher , and install it like any regular app.

Fix 6: Reset Network Settings

As mentioned, network issues can cause the Epic Games Error Code II-E1003 issue on your system. This can be solved by changing the connection or restarting the modem. However, if that doesn’t help, try to reset the network settings.

Step 1: On your Windows PC, navigate to Settings > Network & internet > Advanced network settings .

choose network and internet then choose advaced network settings - 12

Step 2: Select Network reset .

click network reset - 13

Step 3: Hit Reset now to confirm.

choose reset now to confirm - 14

Step 4: Choose Yes to confirm.

choose yes to confirm - 15

While you can install a game on any SSD or HDD, it’s best to install it on your SSD if you want the game to load faster.

Yes. Reinstalling Epic Games Launcher won’t remove the games in your library. However, it will delete the game files and any offline progress you have made in the game stored in your system.

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