How To Fix “League of Legends failed to launch” Error

How To Fix “League of Legends failed to launch” Error

Why doesn’t League of Legends launch?

Many users are facing this issue.

It’s an error that says “League of Legends failed to launch” when launching LoL.

Here’s the full error message you can get “League of Legends failed to launch, Something unusual happened while trying to launch League of Legends. Try closing an restarting. If the problem persists, contact our player support team.

Under the error message, there will be an “Okay” option.

Now the question is – How to fix League of Legends not opening?

In this complete guide, you will know how to fix League of Legends failed to launch error.

Let’s begin with the steps.

How To Solve “League of Legends failed to launch” Error

Read the below-mentioned steps and follow them to fix League of Legends not opening issue.

Step 1: First, you need to close League of Legends.

Step 2: Click the Arrow icon present at the Taskbar to view hidden icons.

Step 3: Right-click on Riot Games and click Exit.

Step 4: Go to Windows Search and type “Registry Editor”, then click Open.

Step 5: Go to HKEY_LOCAL_MACHINE and click on SOFTWARE > Microsoft.

Step 6: Navigate to Windows NT > CurrentVersion > select Image File Execution Options.

Step 7: Right-click on DevOverrideEnable, then click Modify.

Note: In case, if there is no option such as DevOverrideEnable, then you need to create a file manually.

In the Image File Execution Options, right-click an empty area and select New > DWORD (32bit) Value. Now, rename it to DevOverrideEnable.

Step 8: You need to set the Value Data to “0”.

Step 9: Click on OK, restart your PC, and check if the LoL (League of Legends) is launching or not.

Set DevOverrideEnable value to 0

Conclusion

Many users are recently facing League of Legends Vanguard issues.

To help you in fixing this issue we have provided the complete steps to fix League of Legends launching problem.

In this complete guide, you have learned about how to fix “League of Legends failed to launch” error when launching LoL.

Keep in mind if your PC doesn’t show any option such as “DevOverrideEnable” then you need to create it manually, as mentioned in the “Note” above.

I hope you found this guide helpful, if you do, then do share it with others.

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