3 Ways to Quickly Fix the HTTP 401 Unauthorized Error

by Loredana Harsana
Loredana Harsana
Loredana Harsana
Managing Editor
Loredana is a passionate writer with a keen interest in PC software and technology. She started off writing about mobile phones back when Samsung Galaxy S II was... read more
Affiliate Disclosure
  • An HTTP 401 error is one of the most common issues that you're most likely to run into when you're using the internet.
  • Once it strikes, it disables all connections to the internet even when your router is working just fine.
  • Using invalid authentication credentials is one of the leading causes of HTTP error 401 and until that gets resolved, you won't access the internet easily.
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HTTP 401 Unauthorized Error is a common connection error. It occurs when a user tries to access a website or resource without the proper authentication.

Like any Windows error, this HTTP 401 error can happen for various reasons. Luckily, there are a few ways to fix the HTTP 401 error and get back on track.

So, if you’ve run into this problem recently, this is for you.

Why am I getting a 401 error?

There are many possible reasons for which you could get the 401 error to appear, and here are some of the most common:

  • Authentication with the site was not completed – This means that you either need to log in or provide some other form of identification to prove that you’re indeed who you say you are.
  • The site has blocked your IP address to prevent malicious activity from occurring and causing any further damage.
  • The site itself is down or experiencing some other technical issue – These could be due to server outages.

What is HTTP 401 error?

This response status code indicates that the client couldn’t be authenticated for a given request. A common cause of this error is a failed or incorrect authentication token.

Furthermore, the dreaded 401 Unauthorized Error can also be caused by an invalid or expired access token.

Platforms that are affected by the HTTP 401 unauthorized error:

  • HTTP 401 error Zoom – the website you’re trying to access is restricted. The site could be password-protected, and you lack the correct credentials.
  • HTTP 401 error Etsy – servers are unable to authenticate you. This occurs when there’s a problem with your cookies or browser settings.
  • HTTP 401 error Doordash – If you’re ever in the middle of ordering a delicious meal from Doordash and you get this message means the request you made couldn’t be authenticated.
  • HTTP 401 error DStv Now – Caused by a problem with your account credentials. It means there’s something wrong with the authentication of your login credentials.
  • HTTP 401 error Postman – When you try to request with Postman, you may sometimes encounter this issue. This error means that your request isn’t authorized.

How do I fix HTTP error 401?

1. Check your credentials

This error means that your credentials to access the resource aren’t valid. Therefore, you need to check your credentials and make sure they’re correct to fix this error.

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You can try accessing the resource with a different set of credentials. If that doesn’t work, you can try resetting your credentials.

2. Flush your DNS

  1. Open the Command Prompt, type the following command, and press Enter: ipconfig /flushdnshttp 401 error Fix
  2. Wait for the Flush DNS confirmation.Flushing DNS can solve http 401 error
  3. Then, close the Command Prompt and try re-accessing the website.

3. Clear your browser’s cache and cookies

Note icon
Using a specialized tool like CCleaner is an easy and quick way to clean all of your browser cache and cookies.

Google Chrome

  1. Tap on the three dots near the top right corner and choose Settings.
  2. Next, choose Privacy and security from the left panel, then click on Cookies and other site data.
  3. Tap on See all cookies and site data.
  4. Click on the Remove All button near the top right corner.
  5. Tap on Clear all in the pop-up window that follows to complete the process and fix the error.

Mozilla Firefox

  1. Tap on the three strips near the top right corner and choose Settings.
  2. Next, select Privacy & Security, click on Cookies and Site Data, and choose Clear Data.
  3. A window will pop up. Check the boxes next to Cookies and Site Data plus Cached Web Content.


  1. Tap on the Safari icon and choose Preferences.
  2. Click on Privacy and choose Manage Website Data under Cookies and website data.
  3. Select the website data and tap on Done.
  4. This will open a pop-up window for final confirmation. Select Remove Now.

HTTP 401 vs 403

The HTTP Error 401 is an error that a web server returns when a request is made for access to a resource that isn’t authorized.

The HTTP Error 403 is similar to HTTP Error 401, with one key difference. It indicates that the user has been denied access precisely because of their authentication status (or lack thereof).

As you can see, dealing with this error isn’t that complicated. You don’t need to be an IT expert to get things working again.

Therefore, follow the simple solutions I’ve outlined below and keep reading more related answers on our website if you encounter more problems.

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