Discord fatal JavaScript error on Windows 10 [SOLVED]

For chatting with other players while gaming, Discord has become very popular among gamers. But the Discord fatal JavaScript error on Windows 10 has been happening to most of the Discord users nowadays.

If you too are being troubled by the same error, then this is just the right article for you.

Here, in this article, we will give you the causes and the different fixes for the Discord fatal JavaScript error on Windows 10.

CAUSES: Discord fatal JavaScript error on Windows 10

These are some of the causes of the Discord fatal JavaScript error on Windows 10.

• Corrupted Discord Settings: Discord settings get corrupted and cause this error. Easily fixed by resetting the settings of Discord.
• Dysfunctional Quality Windows Audio Video Experience service: Could cause the Discord fatal JavaScript error on Windows 10.
• Discord running with the administrator permissions: This is one of the more common causes of the error.

FIXES: Discord fatal JavaScript error on Windows 10

1. Remove Administrator Privileges From the Discord

Sometimes the admin privileges cause the Discord fatal JavaScript error on Windows 10, thus taking them away might help you to remove this error.

Just follow the given steps to do this:

• Right-click on the Discord executable and select Properties from the menu.

• Then, uncheck the checkbox given next to the Run this program as administrator on the Compatibility tab.
• Click on the OK button.

• Finally, restart your computer.

2. To the Whitelist of Antivirus Software Add Discord Installation Files

To protect files or data on our computer from unwanted threats, we often use antivirus programs on our computer. But some of the antivirus programs also block programs and applications on the computer.

And, if Discord is being prevented from accessing its installation or any other files by your antivirus, then you might face the Discord fatal JavaScript error on Windows 10.

You will have to whitelist the Discord files in your antivirus to fix this issue.

3. In Quality Windows Audio Video Experience Service Change Startup Type

Changing the Quality Windows Audio Video Experience Service's Startup type from manual to automatic can help you resolve the Discord fatal JavaScript error on Windows 10. Just follow the given steps to do this:

• First, to launch the Run utility press Windows + R key.
• Type services.msc in the Run text field and click on the OK button.

• Find out the Quality Windows Audio Video Experience service in the Services window, then right-click on it and select the Properties option from the menu.

• Click on the Stop button to stop the service if the Service status is showing started and then, click on the Start button to start it again.

• Then, ensure that the Startup type is Automatic. Click on the drop-down list and select the Automatic option from the list if it is not.

• Click on the Apply and OK button.

After completing the process, check if the Discord fatal JavaScript error on Windows 10 is resolved.

4. From LocalAppData and AppData Delete Temporary Discord Files

To help it to run on the system properly, Discord continuously saves the temporary data but at times these temporary files create issues and prevent the users from opening the app on their computers.

In this case, you can try deleting these folders to fix the Discord fatal JavaScript error on Windows 10. Just follow the given steps:

• To open the Task Manager first press the Ctrl + Shift + Esc keys together.
• In the Task Manager locate and select Discord and click on the End Task.

• To open the Run window press Windows + R key and then type %appdata% in the text field and click on the OK button.

• Locate the Discord folder in the Roaming folder.
• Then, right-click on the folder and select Delete from menu.

• Then, open the Run window again and type %localappdata% and click on the OK button.

• Right-click on the Discord folder and then select Delete from the context menu.

• Then, launch the Discord setup once again following the steps given in the installation wizard.

This alteration would have probably solved the Discord fatal JavaScript error on Windows 10. If not, move to the next fix.

5. Uninstall and Reinstall Discord

You can uninstall and reinstall Discord to fix the Discord fatal JavaScript error on Windows 10.

Just follow the given steps:

• Type control panel in the Windows Search box.
• From the search results click on the Control Panel .

• Then, click on the Uninstall a program link in the Control Panel, given under the Programs button.
• Now, from the list of installed programs find out the Discord and then select and click on the Uninstall button.

• Open the Run window once the Discord is uninstalled, .
• In the Run text field type %appdata% and click on the OK button.
• Go to the Discord folder in the new window and delete it.
• Then, type %localappdata% in the Run box and press the Enter key.
• Find out the Discord folder in the window and delete it.
• Download the latest and compatible version of Discord from the Discord official website.
• Then, run the executable file and follow the instructions to install.

Then, check if the Discord fatal JavaScript error on Windows 10 is resolved.

6. Use Command Prompt

You can mask some changes with the Command Prompt that might help you to fix the Discord fatal JavaScript error on Windows 10.

• First, press Windows + R key together and type taskmgr in the Run dialogue box and click on the OK button.
• In the Task Manager find and select Discord and click on the End Task button.
• Then, press Windows + R key again and type control panel. Then click on the OK button.
• Click on the Uninstall a Program in the Control Panel.
• Select Discord in the list and click on the Uninstall.
• Go to the Local Data and AppData folders after uninstalling the Discord and Delete Discord from both of the folders.
• Then, press Windows + X key and select Command Prompt (Admin) from the list.
• Type this command in the command prompt and press the Enter key:

gpupdate /force

• Close the Command Prompt after the process is completed.
• Then, reinstall Discord to check if the error still remains.

The PC Repair Tool ( BEST & SIMPLE)

As we have mentioned in our other articles, you can use the PC Repair tool in case of most errors as it helps you fix BSOD, DLL and other errors on Windows 10.

Conclusion

These were all the causes and the different ways to fix the Discord fatal JavaScript error on Windows 10.

Tell us about your experience with the error in the comments section.

All the best!