Causes
- Occurs when web client requests a protected resource on the server, but the client has not been authenticated for access.
- Usually, a client must log in to the server with a valid username and password
Fixes
Step 1: Check for errors in the URL
It is possible that the 401 Unauthorized error appeared because the URL was typed incorrectly or the link that was selected points to the wrong URL that is for authorized users only
Step 2: If you are sure the URL is valid
visit the website’s main page and look for a link that says Login or Secure Access. Enter your credentials here and then try the page again
- If you don’t have credentials or have forgotten yours, follow the instructions provided on the website for setting up an account or resetting your password.
Step 3: Reload the page
As straightforward as it would appear, shutting down the page and restarting it may be sufficient to fix the 401 error, yet just if it’s brought about by a misloaded page.
Step 4: Delete your browser’s cache
There may be invalid again login data put away locally in your program that is upsetting the login procedure and tossing the 401 error. Clearing the store will expel any issues in those records and offer the page a chance to download new documents straightforwardly from the server.
Step 5: Contact Website Admin / NET
in case you’re certain the page you’re attempting to reach shouldn’t require approval, the 401 error message might be an error. By then, it’s most likely best to contact the website admin or other site contact and educate them the issue.