How to Fix League of Legends error 004 in Windows 10 [Steps]

What is ‘League of Legends error 004’ in Windows 10?

If you are facing League of Legends error 004 in Windows 10 computer when League of Legends game patch/update fails to install, then you are in right-place for the solution. Here, you are provided with easy steps/methods to resolve the issue. Let’s starts the discussion.

‘League of Legends error 004’:

‘League of Legends’: League of Legends (LoL) is multiplayer online battle arena video game designed & developed and published by Riot Games. This game is available for Microsoft Windows OS and macOS based devices. In game, players control a character with a set of unique abilities from isometric perspective. Items can be acquired to increase champions’ strength, and are bought with gold, which players accrue passively over time and earn actively by defeating the opposition team’s minions.

However, several League of Legends (LoL) players reported they faced League of Legends error 004 on their Windows 10/11 computer when they tried to update League of Legends game. This issue indicates you are unable to install latest patch or update for League of Legends game in Windows computer for some reasons. The possible reasons behind the issue can be required administrator permission not given to League of Legends, lack of enough free space on your computer’s hard drive, and other issues.

This issue can be occurred due to interference of antivirus/firewall program, incorrect or bad configured DNS settings, network settings and the settings relating to League of Legends game, corrupted/outdated League of Legends game, and other issues. It is possible to resolve the issue with our instructions to do so. Let’s go for the solution.

How to fix League of Legends error 004 in Windows 10?

Method 1: Fix League of Legends error 004 with ‘PC Repair Tool’

‘PC Repair Tool’ is easy & quick way to find and fix BSOD errors, DLL errors, EXE errors, problems with programs/applications, malware or viruses infections in computer, system files or registry issues, and other system issues with just few clicks.

⇓ Get PC Repair Tool

Method 2: Run League of Legends game as administrator

You can provide administrator permission to League of Legends game in order to fix.

Step 1: Find and right-click ‘League of Legends’ game icon, and select ‘Properties’

Step 2: Click ‘Compatibility’ tab, tick ‘Run this program as an administrator’ checkbox and hit ‘Apply > Ok’ button to save the changes and once done, restart your computer and check if the issue is resolved.

Method 3: Free up space on hard drive

You can run Disk Cleanup tool in computer to delete temporary files and unnecessarily stored files in order to free up storage space in hard drive and fix the issue.

Step 1: Open ‘Disk Cleanup’ tool in Windows PC via Windows Search Box, select the drive from dropdown and hit ‘Ok’

Step 2: Select the checkboxes on available options you want to delete for, and hit ‘Delete Files’ or similar to delete it and confirm it. Once done, check if the issue is resolved.

Method 4: Disable your antivirus/firewall

Interference of antivirus/firewall program could be a reason behind the issue. You can disable your antivirus/firewall program in computer in order to fix, and after disabling, check if the issue is resolved.

Method 5:  Delete config files of League of Legends

Step 1: Open ‘File Explorer’ in Windows PC and go to ‘League of Legends’ game installation folder

Step 2: Open ‘Config’ folder and delete ‘game.config’ file

Step 3: Now, back to ‘League of Legends’ folder, and go to ‘RADS > Projects > league_client > releases’

Step 4: Delete the folder with the latest version of number of your game and re-launch the game and check if the issue is resolved.

Method 6: Change DNS server

Step 1: Open ‘Settings’ app in Windows PC and go to ‘Network & Internet > Status > Change Adapter Options’

Step 3: Right-click on your network connection and select ‘Properties’. Click ‘Internet Protocol version 4 (TCP/IPv4)’ and hit ‘Properties’

Step 4: Select ‘Use the following DNS server addresses’ field, and type ‘8.8.8.8’ and ‘8.8.4.4’ in preferred and alternate DNS server field, and then hit ‘Ok > Apply > Ok’ button to save the changes. Once done, restart your computer and check if the issue is resolved.

Method 7: Uninstall and reinstall League of Legends

If the issue is still persist, you can uninstall and then reinstall League of Legends game in computer to fix.

Step 1: Open ‘Control Panel’ app in Windows PC via Windows Search Box and go to ‘Uninstall Programs > Programs & Features’

Step 2: Right-click on ‘League of Legends’ game and select ‘Uninstall’ to uninstall it, and after that, restart your computer.

Step 3: After restart, download and reinstall League of Legends game from official site and once installed, check if the issue is resolved.

Conclusion

I am sure this post helped you on How to fix League of Legends error 004 in Windows 10 with easy ways. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.

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