How Do I Fix 401 Unauthorized Error? -

Look for "AuthUserFile" or "Require" rules that might be password-protecting directories.

It sounds basic, but if your session timed out or a temporary glitch occurred during loading, a quick refresh (F5 or Cmd+R) can prompt the login box to reappear or fix a handshake error. 3. Log Out and Log Back In How Do I Fix 401 Unauthorized Error?

Open Terminal and type sudo killall -HUP mDNSResponder . 6. If You Are the Website Owner Look for "AuthUserFile" or "Require" rules that might