How do I fix the error Profile Query Failed when launching Fortnite on PC?

Try the following steps to fix the error Profile Query Failed:

1. Check the Epic Servers: https://status.epicgames.com/ (Opens in a new tab)
   If the servers are offline you will need to wait for them to be online
2. Try clearing the Launcher Cache: How do I clear the Launcher cache on PC?
3. Try updating Windows: How do I update Windows to solve game issues?