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The Daily Insight

How to fix minecraft launcher not opening

Author

Andrew Patterson

Published May 02, 2026

Once your system boots up, open up the Minecraft launcher again to see if it works. Reinstall Minecraft. If none of the above solutions have fixed the issue for you and your Minecraft launcher is still not opening up, there is a good chance that the issue is being caused by corrupted Minecraft installation files on your system. In such a case, you will have to …

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You can use the Compatibility mode option of Windows to fix the problem. Here’s how: Double click on the Minecraft launcher icon and select Properties. Go to the Compatibility tab and make sure …

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Now try launching Minecraft and it should start working. Whitelist Minecraft or Disable Antivirus: Depending on the Antivirus you use you might have it conflict with the Minecraft launcher. And this conflict prevents Minecraft Launcher from starting. You can easily resolve it by adding the Minecraft launcher to the Whitelist of your Antivirus.

Here seek for Minecraft within the Processes tab, right-click on that and select finish task. Now attempt launching Minecraft and it should start working. Whitelist Minecraft or Disable Antivirus: looking on the Antivirus you use you would possibly have it conflict with the Minecraft launcher. And this conflict prevents Minecraft Launcher from starting.

Do check your internet connection, fix it if not working, and then try launching Minecraft again. Corrupt launcher files – If the launcher files in …

Click the Run command entry, and a black box will appear. Don’t do anything until the box goes away and the store opens up again. Next, open up Settings and click on Apps.

I found a fix for why “my” Minecraft desktop app won’t open. It’s because my launcher profiles are corrupted. So it works again after I deleted them. Search in Windows for %appdata% then open the “.minecraft” folder. Find the file called “launcher_profiles.json” and delete it. After this, you need to install all your previous profiles manually.

Related Questions

How to fix Minecraft launcher not working on Windows 10?

In the Processes tab, right-click on the Minecraft and choose End task . Launch Minecraft again to check if it’s working properly. If you got two MinecraftLauncher.exe, after fixing the issue, you need to open Settings in the launcher, choose “Keep the launcher open while the game is running”.

How to fix Minecraft won’t start?

1 End your Minecraft process 2 End incompatible software 3 Run Minecraft as administrator 4 Use the Compatibility mode 5 Remove Mods 6 Update your video card driver 7 Reinstall the Minecraft. If the launcher closed but not start Minecraft after clicking the Play button, you can open the Task Manager to end the task manually.

Why won’t my Minecraft desktop app open?

I found a fix for why “my” Minecraft desktop app won’t open. It’s because my launcher profiles are corrupted. So it works again after I deleted them. Search in Windows for %appdata% then open the “.minecraft” folder. Find the file called “launcher_profiles.json” and delete it. After this, you need to install all your previous profiles manually.

Why does the launcher not start up?

In some cases, the profile files can get damaged which can cause the launcher to not startup. In addition to this, it can also be triggered by incorrect contents of the authenticationDatabase section in the profiles.