Since the error code 401 is an HTTP response code and means ‘authorization required’, you need to start the troubleshooting process by verifying your credentials.

We explain what is 401 Error and how to fix it. 401 Unauthorized Error is an HTTPS status error that may be encountered in any browser like Edge, Firefox, Chrome, etc.

What Is 401 Error Unauthorized Access? Error code 401 occurs when the user request cannot be authenticated because they don't have the required credentials and the webpage has thus denied access.

You’d think that with more people online, we’ll come to better understand the internet’s inner workings. However, the internet has become intuitive to the point where everyone can access it without ...

HTTP 401 error can interfere with how you use the internet. This is a detailed look at what that error is alongside potential fixes.

In addition, if you use a remote URL in an ErrorDocument 401, the client will not know to prompt the user for a password since it will not receive the 401 status code.

Actual Behavior 400 Error: No fallback triggered, request fails immediately 401 Error: Fallback works correctly, switches to second channel ...