Flush the DNS
If you’re still seeing a 401 Unauthorized Error after trying other fixes, you might want to try flushing your DNS. This can help solve issues caused by old or corrupted DNS records that your computer might be using to connect to the internet. Here’s how you can do it:
On Windows:
Step 1: Open the Command Prompt by typing cmd in the search bar.
Step 2: Right-click on Command Prompt and select “Run as administrator.“
Step 3: Type ipconfig /flushdns and press Enter. You’ll see a message that says “Successfully flushed the DNS Resolver Cache” if it worked.
On macOS:
Step 1: Open Terminal from your Applications folder.
Step 2: Type sudo killall -HUP mDNSResponder and press Enter. Enter your password when prompted.
Step 3: This command resets the DNS cache on most versions of macOS.
On Linux:
Step 1: Open a terminal.
Step 2: Depending on your distribution, type sudo systemd-resolve –flush-caches or sudo /etc/init.d/nscd restart and press Enter.
How to Fix a 401 Unauthorized Error?
Are you seeing a 401 Unauthorized Error and wondering how to fix it? The 401 Unauthorized Error is an HTTP status code error that represents the request sent by the client to the server that lacks valid authentication credentials. It may be represented as “401 Unauthorized“, “Authorization required“, or “HTTP error 401- Unauthorized“. It represents that the request could not be authenticated. It consists of a www-Authenticate header which contains a hint on how to authorize correctly. Fortunately, solving this issue is usually straightforward.
This common error pops up when there’s a problem with your login credentials or your browser settings. It simply means that the server won’t let you access a webpage because it doesn’t recognize you or your permissions. In this article, we’ll break down what the 401 Unauthorized Error means, common causes, and step-by-step solutions.
Fix a 401 Unauthorized Error(5 Methods)
- What is the 401 Unauthorized Error?
- Causes of 401 Unauthorized Error:
- How to Fix a 401 Unauthorized Error?
- 1. Check The URL
- 2. Flush the DNS
- 3. Clear Browser Cookie and Cache
- 4. Logging out and Logging in again
- 5. Website mistake
- Variations of 401 Authentication error