Are you bothered by League of Legends error code 004? This error might occur when you are updating your League of Legends (LoL). To help you fix this problem, MiniTool provides 7 methods in this post, together with detailed steps and screenshots.quý khách hàng đang xem: How lớn fix league of legends won't update on pc: error

About League of Legends Error Code 004

League of Legends is a popular multiplayer online battle đoạn Clip game developed and published by Riot Game. It is sought after by most game lovers for its không tính phí downloading and excellent gaming experience.

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However, some problems with League of Legends have been reported. Recently, some LoL players complain that they have received League of Legends error code 004 while updating it, and League of Legends update failed due to lớn this error.

When you get League error code 004, the client will give an error message: Patching failed and we’re not sure why. Please restart the client lớn try patching again. Some users get rid of error code 004 và League of Legends update failed issue luckily by restarting the game as the message prompts. But others are still stopped by error code 004 League after a restart.


Why does League error code 004 occur? Actually, this error is related to updating or patching the game and it might occur due khổng lồ various reasons. Some common reasons are listed below:

The game doesn’t have administrative sầu privileges.There’s not enough space on your hard drive.The game installation is corrupted.The configuration files of the game are corrupted.The game is blocked by your antivirus software.There are some problems with your Internet connection.

It might be difficult for you lớn figure out the specific reason when you get error code 004. But fortunately, most of proven solutions are listed below và you can try them one by one until you fix it.

How lớn Fix League of Legends Error Code 004

Focusing on the League of Legends error code 004, we put together 7 effective sầu methods in this post. Hope these methods could be helpful for you khổng lồ fix the error.

Run Your trò chơi as AdministratorFree Up Space on Your Hard DriveTemporarily Disable Your Antivirut SoftwareDelete the Config FilesSet Google’s DNSUse Hextech Repair ToolReinstall League of Legends

Fix 1: Run Your Game as Administrator

At first, you should try launching your League of Legends as administrator. Even if you have logged your administrator trương mục, your game might not be given administrative sầu privilege. So, don’t hesitate to lớn try this fix before you employ any technical troubleshooting.

Step 1: Exit your LoL và kết thúc all the related processes in Task Manager.

Step 2: Right-click the game ibé or executable tệp tin và select Properties.

Step 3: Switch to lớn Compatibility tab và kiểm tra Run this program as an administrator option.

Step 4: Click Apply and OK lớn save the changes.

Now, relaunch the game and try updating it again khổng lồ see if error code 004 League is resolved.

Fix 2: Free Up Space on Your Hard Drive

If your League of Legends update failed và gives error code 004, you might need lớn consider whether there are enough free spaces on your hard drive or not.

If the hard drive sầu where your game is installed is running out of space, the updates or patches cannot be saved or installed properly & thus lead to lớn League error code 004. Particularly, most users would lượt thích lớn install the game on their system drive sầu, which makes the condition worse.

See also: To quickly figure out what is taking up space on your hard drive sầu, you can check this guide: What"s Taking Up Space on Your Hard Drive & How khổng lồ Free up Space.

To miễn phí up your drive, you can use Windows built-in Disk Cleanup utility.

Step 1: Right-click the drive sầu you want to lớn clean up & select Properties.

Step 2: Go khổng lồ General tab và cliông xã Disk Cleanup button.

Step 3: In another window, kiểm tra the files you want to delete và cliông xã OK.


If you cannot spare enough space for your hard drive by performing Disk Cleanup, you can try uninstalling certain unnecessary programs installed on this drive sầu. What if you don’t want to lớn make any changes for the existing data on the drive? Don’t worry. You can choose khổng lồ enlarge this drive sầu.

To achieve this, you are recommended lớn use MiniTool Partition Wizard, a professional and reliable hard drive manager. It provides a feature of Extend Partition to help you enlarge a partition without data loss by taking không tính tiền space from other partitions or unallocated space on the same disk.

Step 1: Cliông chồng the button below khổng lồ tải về and install MiniTool Partition Wizard on your computer.

Free Download

Step 2: Launch the application lớn get the main interface.

Step 3: Right-cliông chồng the drive sầu you want to enlarge và choose Extend from the context thực đơn. Also, you can choose Extend Partition feature from the left pane after highlighting the drive.


Step 4: Open the danh sách of Take Free Space from and choose a partition or unallocated space. Drag the slider lớn decide how much space khổng lồ be taken và then cliông xã OK button.


Step 5: After turning baông xã to the main interface, cliông xã Apply button to lớn exedễ thương the pending operation.


Do you want to lớn get more methods khổng lồ miễn phí up disk space in your Windows 10? Come & read this post: 10 Ways to lớn Free up Disk Space in Windows 10 .

How lớn không lấy phí up space on hard drive sầu without deleting files? It can be achieved with the Extkết thúc Partition feature of MiniTool Partition Wizard. Awesome!Cliông xã to lớn tweet

Fix 3: Temporarily Disable Your Antivirut Software

When your League of Legends starts patching, it will tải về additional software & manipulate the existing installation. During this process, it will merge certain code which might be regarded as a threat or a false positive sầu by your antivi khuẩn. As a result, the patching might fail và the error code 004 might show up.

Step 1: Right-cliông chồng Start button and choose Settings.

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Step 2: Navigate to Update & Security > Windows Security > Virus & threat protection.

Step 3: In the new window, cliông xã Virus và threat protection settings.

Step 4: When you get the following page, toggle off the button under Real-time protection to disable Windows Defender temporarily.

Fix 4: Delete the Config Files

Configuration file is a type of temporary storage of settings needed by your game while loading up. If these configuration files get corrupted, you might receive League error code 004 as well. In this case, you can try deleting these config files lớn fix the issue.

Step 1: Locate & open League of Legends game thư mục in File Explorer.

Step 2: mở cửa Config thư mục và delete the file named game.cfg.

Step 3: Bachồng khổng lồ the directory of League of Legends folder & go to RADS > projects > league_client > releases.

Step 4: In releases folder, delete the folder with the lathử nghiệm version number of your game.

After that, launch your game as administrator khổng lồ check if the error code 004 is resolved.

Fix 5: Set Google’s DNS

You might also receive LoL error code 004 when there are some problems with your Internet connection. Some players have sầu removed this issue simply by using Google’s DNS. To vày that, you need lớn change your DNS settings & here’s how to bởi vì it.

Step 1: Press Windows + I lớn access Settings.

Step 2: Go ahead lớn Network và Internet > Status > Change adapter options.

Step 3: Right-click the network connection you are using currently & choose Properties from the context thực đơn.

Step 4: In Networking tab, choose Internet Protocol Version 4 (TCP/IPv4) và cliông xã Properties.

Step 5: Cheông chồng Use the following DNS server addresses and enter Google Public server address:

Preferred DNS server: DNS server:

Step 6: Click OK khổng lồ save sầu the changes & exit the settings.

Now, you can restart your computer lớn see if League of Legends can patch properly now.

Fix 6: Use Hextech Repair Tool

Hextech Repair Tool is a handy tool for League of Legend players who encounter various bugs or certain technical errors with the game, including re-installation or re-patches & firewall management.

You can tải về this tool from the official website to lớn have a try.

To employ this tool, you need lớn run it as administrator. Then, choose Force Repatch option in Game section and cliông chồng Start button.

Once the progress is complete, restart your computer & kiểm tra if League of Legends error code 004 has been resolved.

Fix 7: Reinstall League of Legends

If all the methods above sầu fail to fix League error code 004, you might need to consider reinstalling your game. To vì chưng that, you should uninstall it completely at first.

Step 1: mở cửa Control Panel.

Step 2: Go ahead khổng lồ Programs > Programs & Features.

Step 3: Choose League of Legends application from the các mục and select Uninstall/Remove. Then, follow the onscreen instructions lớn uninstall it.

Step 4: Now, go to the directory where your League of Legends is installed và delete all the cài đặt files you used lớn install the game.

Step 5: Restart your computer and download the lachạy thử version of the game from the official trang web.

After installing the new executable tệp tin of League of Legends, the error code 004 should be removed and your game should be able to patch again.

Here are 7 methods khổng lồ remove sầu League of Legends error code 004. All of them are worth trying and the second fix is an excellent one.Cliông chồng to lớn tweet

Bottom Line

That’s all about the 7 solutions lớn League of Legends error code 004 issue. Hope you have sầu gotten rid of this error with one of these solutions.

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