Fix Error Code II-E1003: Epic Games Install Failed Error

Epic Games install failed Error Code II-E1003, which can be fixed using numerous approaches. The article also suggests the right tool to recover the last game save files. Keep scrolling to get fixes!

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Updated on

09 May 2024

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9 Min

The "Install Failed Error Code II-E1003" error while installing or updating games is standard for Epic Games users. Various difficulties might cause this unpleasant message, preventing you from playing your favorite games. This article will explain the common reasons that can be the root cause of this error and provide effective remedies.

To help you repair the issue and get back to gaming quickly, this post will explain how to solve the "Install Failed Error Code II-E1003" so you can play without interruption. Let's tackle this problem!

Primary Task: Recover Lost Game Save During Error Code E1003

The game save may be lost when upgrading to the latest version, but you only encounter error code II-E1003. Losing game progress is annoying, especially if you've worked hard on it. Fortunately, the EaseUS Data Recovery Wizard will give you a hand:

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This top data recovery software helps retrieve lost game saves on your PC and gives you great game experiences. This data recovery software can recover the save of many popular games, and here are some cases it can seamlessly handle:

To scan your storage device and recover your game saves, download and run EaseUS Data Recovery Wizard and follow the steps. You may restore your game progress and play again with this great tool.

Step 1. Choose the exact file location and then click the "Search for Lost Data" button to continue.

select the location to scan for deleted files

Step 2. After the process, locate the deleted or lost files in the left panel using the "Path" or "Type" feature. Or, you can apply the "Filter" feature to find the deleted files.

check the results

Step 3. Click the "Recover" button and save the restored files – ideally, it should be different from the original one. You can choose a cloud storage, such as OneDrive, Google Drive, etc., and click "Save" to save your recovered files.

recover deleted files

To better locate your lost game saves, you can enter the game name in the search bar when you are looking for your lost game save files.

Share this post with your friends to help them get lost game save back:


Fix 1. Reinstall the Epic Games Launcher to Solve Error Code II-E1003

Installing the Epic Games Launcher again may fix the II-E1003 installation error and other issues. This step may delete all your games, so you may need to reinstall them. Epic Games Launcher reinstallation instructions:

Step 1. Find the Epics games launcher icon and choose "Exit."

Step 2. Search the command prompt and choose Run as Administrator. In the command prompt window, type "sfc/scannow" now and hit enter.

run sfc scannow command

Step 3. After completing the system file check, restart your computer to implement any changes.

Step 4. Search "Add or Remove Programs". Select "Epic Games Launcher" and click "Uninstall."

Step 5. Click "Get Epic Games" in the top right corner to get the latest Epic Games Launcher.

Fix 2. Clear the Cache of the Epic Games to Fix Epic Install Failed Error

Clearing the Epic Games Launcher's cache will frequently address the install failed problem II-E1003 and other difficulties by eliminating any cached data that is creating conflicts. This operation will enable the launcher to rebuild its cache, perhaps resolving the issue. Follow these procedures to remove the cache on your computer:

Step 1. Expand the bottom-right system tray by clicking the Epic Games Launcher up arrow (chevron). Right-click "Exit." to close Epic Games Launcher.

Step 2. Open the Run dialog by pressing Windows and "R" simultaneously.

Step 3. Put %localappdata% into the Run dialog box to access Local App Data and hit Enter. This will launch File Explorer and go to the local app data folder.

run command

Step 4. Find and open the "EpicGamesLauncher" folder in the local app data directory.

Step 5. Access the "Saved" folder. Right-click and delete these cache files in this folder:

Webcache: webcache_4147, webcache_4430.

delete cache files

Note: You may only view one or two of these files.

Fix 3. Change Your DNS Servers to Fix Error Code II-E1003

Changing your Domain Name System (DNS) servers may enhance your connection and game performance, perhaps fixing difficulties like matching or voice chat. Google DNS, which converts domain names into IP addresses, may increase search speed, connection strength, and security. How to update Windows DNS settings:

Step 1. Click the bottom-left Start menu (Windows symbol). Select "Settings."

Step 2. Go to the Settings menu and choose "Network & Internet." Next, select "Network and Sharing Center."

Step 3. Select "Change adapter settings" in the left column.

Step 4. Right-click your network and choose "Properties."

Step 5. Select "Internet Protocol Version 4 (TCP/IPv4)" or "Version 6 (TCP/IPv6)" as desired.

select internet protocol version 4

Step 6. Record DNS server entries under "Properties" for future reference.

Step 7. Choose "Use the following DNS server addresses." Replace current IP addresses with:

IPv4 addresses: and

IPv6 addresses: 2001:4860:4860:8888 and 2001:4860:4860:8844. (If applicable)

Step 8. Save your changes with "OK" and leave the menu with "Close."

Fix 4. Run Epic Games as an Administrator to Solve Epic Install Failed Error

Running the Epic Games Launcher with administrator access sometimes fixes Epic Games installation or update difficulties. This gives the launcher permission to view and install files and content. Running Epic Games as an administrator may fix permissions issues. Follow these easy steps:

Step 1. Find the Epic Games Launcher icon on your desktop or the Start menu.

Step 2. After finding the Epic Games Launcher icon, right-click it to activate a context menu.

Step 3. Select "Run as Administrator" from the context menu. This allows the launcher to access files and install or update.

select run as administrator

Fix 5. Verify Game Files to Troubleshoot II-E1003 Error Code

Updating a game with an installation problem may damage its files. Epic Games Launcher's built-in utility may test game file integrity to fix this problem. This procedure protects all files. The steps are below:

Step 1. Start Epic Games Launcher. Search the Start Menu for it.

Step 2. After opening the launcher, visit your Game Library.

Step 3. Search your collection for the game with troubles.

Step 4. Click the three dots next to the game title. Click these to open game options.

Step 5. Choose "Manage" from the choices to access game administration settings.

Step 6. Click "Verify" in manage.

verify game files

Final Words

The Epic Games "Install Failed Error Code II-E1003" is aggravating, but it's fixable. Reinstalling the Epic Games Launcher, deleting the cache, changing your DNS servers, running the launcher as an administrator, and checking game files can fix this error and restore your gaming experience.

Prepare to retrieve game saves in case of unexpected data loss. EaseUS Data Recovery Wizard is dependable and easy to use for game saves and other data. Gamers use it for its robust recovery and interoperability with many devices and file kinds. Have fun gaming!

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 Download for Mac Trustpilot Rating 4.7

FAQs on Error Code II-E1003

Below is a list of common queries of users that face the fixed install failed error code II issue:

1. How do I fix Epic Games installation error?

To fix the error code issue, you can start by reinstalling the Epic Games launcher; if the issue isn't resolved, you can also try clearing the cache files or changing the DNS server. If the problem persists, you can also use a third-party tool to restore your saved files.

2. What is error code 93 in Fortnite?

Fortnite error 93 commonly occurs when trying to join a friend's party or gameplay session fails. The problem may be caused by network, server, or game faults. To address issue 93, players may restart the game, check their internet connection, or invite people from their friends list instead of joining a lobby party. Restarting the game, console, or PC may fix it.

3. How do I fix Epic Games login error?

Epic Games login issues may be fixed using numerous techniques. First, check your account credentials for accuracy. Check your internet connection for stability and functionality. Turn off your VPN to check whether that fixes the login problem. Clearing the Epic Games Launcher cache helps, too. If the issue continues, restart your device or contact Epic Games support.

  • Updated by

    Finley is interested in reading and writing articles about technical knowledge. Her articles mainly focus on file repair and data recovery.…
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