League of Legends is a popular MOBA game all over the world and can be used on Windows & macOS. Although it is reliable, there are still problems that will be addressed. Today in this post from lasideas.org, let’s discuss the issue of League client not opening.

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League of Legends Won’t Open

As one of the most popular Multiplayer Online Battle Aremãng cầu (MOBA) games, League of Legends (LOL) offers a good game experience lớn you. Although it is a solid game, many issues may occur in some cases, for example, League blaông xã screen, error code 004, an unknown Direct X error, etc.

Additionally, sometimes this game doesn’t also work well in Windows 10 & many users reported they had troubles while opening or launching League of Legends. Perhaps you are also bothered by this issue.

In Task Manager, the client program runs in the background but you cannot bring it front. Sometimes an error will be shown saying “client won’t open” or nothing happens.

The reasons for this common problem may be various, including the VPS issues of LOL, Internet connection issues, installation issues, firewalls, etc. No matter what the reason is for the problem, you need to lớn fix it khổng lồ play League of Legends và here we display some effective methods.

Run the trò chơi from Installation Directory

If League client won’t open when double-clicking the shortcut on the desktop, you can use the main executable file found in the installation folder to try accessing this game.

Step 1: In File Explorer, go khổng lồ C:Riot GamesLeague of Legends.

Step 2: Double-clichồng LeagueClient.exe & see if LOL can open properly. Also, you can right-cliông xã the .exe pháo file and choose Run as Administrator.


Step 3: If the game can run without any issue, it indicates that the shortcut is corrupted và causes League not opening/launching. Then, you can create another shortcut and this post - How lớn Create a Desktop Shortcut on Windows 10? (3 Categories) is helpful for you.

Disable All Running League of Legends Processes

According to users, League of Legends not opening can be caused by a few processes that are running in the background preventing the main game process. To fix this issue, you can disable all the running LOL processes from Task Manager.

Step 1: Open Task Manager in Windows 10.

Step 2: Go khổng lồ the Processes tab, choose League of Legends (32 bit) and click End task.


Step 3: Restart LOL và see if it can launch.

Change user.cfg và Delete LeagueClient.exe

Sometimes if it is the issue with the user.cfg file, League of Legends won’t launch or open in Windows 10. To fix the issue, you can make some modifications in the League of Legends Client.

Step 1: Go to lớn C:Riot GamesLeague of Legends and go to RADSsystem.

Step 2: Right-clichồng the user.cfg tệp tin and use Notepad to lớn open it.

Step 3: Change leagueClientOptIn=yes khổng lồ leagueClientOptIn=no & save the tệp tin.

Step 4: Open this game again & go khổng lồ the directory folder to lớn delete the LeagueClient.exe file.

Step 5: Double-cliông xã launcher.exe khổng lồ run LOL in the install directory. If it is not starting, run launcher.admin.exe.

Force the trò chơi lớn Update Itself

Sometimes League client not opening is caused by a corrupted system tệp tin because of the inappropriate installation process. To fix this issue, you can update the game. chú ý that there is no direct option for the update but you can delete some files from the installation folder to lớn force khổng lồ update itself.

Step 1: Go khổng lồ the installation directory and then navigate to lớn RADS > Projects.

Step 2: Delete these two folders – league_clientlol_game_client.

Step 3: Go to the solutions thư mục, delete league_client_sinlol_game_client.sin.

Step 4: Restart the PC, launch LOL again and it will force the game to update automatically.

Repair the Installation

When League of Legends won’t open, it may be an issue with the game installation itself – installation files are corrupted. To fix this issue, you can try to lớn repair the installation.

Step 1: Right-clichồng the LOL client on the desktop và Run as administrator.

Step 2: When the launcher opens, cliông chồng the cogwheel icon and cliông xã Initiate Full Repair.

Step 3: This will take some time lớn repair the installation. After that, restart the game again.

Update your Display Driver

Sometimes the outdated or corrupted display driver can be the root of the problem of League client not opening. In this case, you need khổng lồ update the driver. To bởi this work, you can refer to lớn this post - How to Update Device Drivers Windows 10 (2 Ways).


Allow League of Legends Through Windows Firewall

Windows Firewall may block League from opening. To fix this issue, you can allow the game through Firewall.

Step 1: In Windows 10, cliông xã Windows Defender Firewall in Control Panel.

Step 2: Cliông xã Allow an phầm mềm or feature through Windows Defender Firewall.


Step 3: Cliông chồng Change settings & tick the box of League of Legends.

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Reinstall League of Legends

When League client won’t open, you can uninstall this game from your computer và then reinstall it lớn see if the issue is fixed.