Several reasons could trigger this start-up issue in Discord.
Enable this Windows service to fix the Discord error immediately. Additionally, you should check if the app is running with administrator permissions. Remove the app permission, as it causes problems when connecting to the servers. And, you should also uninstall the third-party applications from the device.
Remove the %AppData% and %LocalAppData% folders
Close the Discord app, and press the Windows and R keys together. Write “%appdata%” when the Run box opens and press “Enter”. A new window will open with the pre-installed app folders. Locate the Discord folder, right-click on it and choose “Delete’.
Close the “Roaming” window and press the Windows and X keys together. Choose “Run” from the built-in Windows app list. Write “%localappdata%, and hit the “Enter” key afterwards. When the Local window opens, go to the search box and write “Discord”.
Reset Quality Windows Audio Video Experience Service’s Startup type
Hit the “Enter” button or click “Ok” to access the Windows services tool. Move towards the services section and look for “Quality Windows Audio Video Experience”. Right-click on it, go for the “Properties” option and wait until the new window appears.
Check the service status and if it is displayed as “running”, click “Stop”. Wait for at least 2-3 minutes and tap on “Start” afterwards. Navigate to the “General” tab and locate the “Startup type” option. Go for the “Automatic” option when the Startup type list pops up. Choose “Ok” and click the “Apply” button to save the changes.
Use Discord without Administrator Privileges
Choose “Properties”, and wait until the new window appears. Head towards the “Compatibility” section and go to “Settings” afterwards. Remove the tick from “Run this program as an administrator”, choose “OK” and click “Apply”.
Ensure not to choose any other dialogue boxes from the Properties window. Double-tap on Discord and use it without encountering any error messages.
Close all the Discord Processes
Additionally, press the Windows and X keys simultaneously to choose “Task Manager”. Or, the Windows users can go to the search box, and write “task” to use this tool. Go to the “Background processes” section and choose “End” to close all the programs.
Failed to close all the Discord-related processes? Hold the Windows and X keys together, and choose “Command Prompt”. And, then write “taskkill/f/imdiscord.exe”. Press “Enter” to end all the Discord processes running in the background. Restart the Discord app, and add servers without further startup issues.
Lastly, Uninstall and Reinstall the Discord App