
Fix OneDrive 404 Not Found & File Access Denied Errors
You try to open a file in OneDrive and see a 404 Not Found message, or you get an Access Denied e...
Software troubleshooting desk

You try to open a file in OneDrive and see a 404 Not Found message, or you get an Access Denied e...

You open Microsoft Store and see a message about invalid configuration, or your apps won't sync. ...

If you rely on Outlook logging to diagnose sync errors, account issues, or crashes, a missing log...

When you try to connect to a Windows machine via Remote Desktop and get an "Access Denied" or "Pe...

If you rely on the Microsoft Store for automatic app updates or quick access, you might want it t...

If you're seeing a "504 Gateway Timeout" error in Outlook—especially when connecting to Exchange ...