How to Fix ChatGPT Error Code 1020 Access Denied

ChatGPT is an advanced artificial intelligence language model developed by OpenAI. It has been designed to facilitate seamless interaction with AI robots and provide answers to a wide array of questions. Despite being a powerful tool, ChatGPT has some limitations. One such issue that users may encounter is the ChatGPT Error code 1020 Access Denied. In this blog post, I will tell you what this error is, its causes, consequences, and various ways to fix it.

What is ChatGPT Error code 1020?

ChatGPT Error code 1020 is an Access Denied error message indicating that your access to ChatGPT has been blocked. This error is usually only shown when ChatGPT security measures detect suspicious activity or when there is a problem with your browser or network settings.

ChatGPT Error code 1020

Reasons for ChatGPT Error Code 1020

There are several reasons why you might get Error Code 1020 Access Denied, which are as follows:

  • Your IP address has been flagged as suspicious by ChatGPT’s security systems.
  • Your browser cache or cookies may be interfering with your access to ChatGPT.
  • A browser extension may be causing a conflict with ChatGPT.
  • Your browser may be old or not supported by ChatGPT.
  • Your firewall or antivirus settings may be blocking access to ChatGPT.

What happens due to ChatGPT Access Denied error?

When you see error code 1020, you will not be able to access or use ChatGPT. Which can be frustrating, especially if you rely on ChatGPT for work or personal projects. Fixing this bug is necessary to regain access to this AI model.

Different ways to fix ChatGPT Error code 1020

To overcome error code 1020 and restore smooth access to ChatGPT, several methods can be used. By following these straightforward solutions, you can quickly resolve the issue and get back to using ChatGPT easily and efficiently.

1. Clear your browser cache and cookies

Clearing your browser’s cache and cookies can help resolve issues arising from outdated or conflicting data. By doing this, you get rid of factors that might block access to ChatGPT, allowing you to regain access and continue using its powerful features. To do this:

  • Open your browser settings.
  • Find the option to clear browsing data or cache and cookies.
  • Choose a time range (preferably “All time”) and ensure that cache and cookies are selected.
  • Click on the “Clear data” or “Clear browsing data” button.
  • Restart your browser and try accessing ChatGPT again.
Clear ChatGPT browser cache and data

2. Disable browser extensions

Browser extensions, while useful, sometimes cause conflicts with ChatGPT, preventing you from accessing its features. Disabling this extension may help you resolve any compatibility issues with ChatGPT. Follow the steps below to restore your access to ChatGPT and disable the browser extension:

  • Open your browser settings.
  • Navigate to the Extensions section.
  • To disable the extension, tap the Turn off extension toggle or the Remove extension button.
  • Disable the extension one by one and then test ChatGPT access after each one.
Disable ChatGPT browser extensions

If ChatGPT works after disabling a particular extension, keep it disabled or remove it.

3. Update your browser

Using older browsers may cause compatibility issues with ChatGPT, affecting its functionality. To ensure a smooth user experience, it is important to keep your browser up-to-date. Here you can update your browser by following the steps mentioned below so that you can enjoy ChatGPT without any huddle.

  • Open your browser settings.
  • Navigate to the “About” or “Update” section of your browser settings.
  • Check your browser update here. If an update is available, click the “Update” or “Install” button.
  • Wait for the update to finish, then restart your browser.
  • Try accessing ChatGPT again.
Update your browser

4. Check your firewall and antivirus settings

Sometimes firewall and antivirus settings can unintentionally block your access to ChatGPT, causing ChatGPT error code 1020. To restore access to ChatGPT features, it is necessary to ensure that these security measures do not interfere with network communication. Follow the steps below to check your firewall and antivirus settings:

  • Open your firewall or antivirus software settings.
  • Look for any blocked websites or apps list.
  • Check if ChatGPT or its related domains are blocked.
  • If they are, unblock or whitelist them.
  • Save your changes and restart your device, and then try accessing ChatGPT again.
Check firewall and antivirus settings

This method is the primary way to check if you are facing ChatGPT error code 1020. If any ChatGPT or OpenAI URL appears in the list, it means that your access to ChatGPT is blocked by Windows Defender, which can be resolved by following the steps given above.

5. Check OpenAI Server Status

One possible step you can take to resolve ChatGPT error code 1020 Access is denied is to check the status of the OpenAI server. This error code can sometimes occur due to server maintenance or an OpenAI server issue, which is blocking your access to ChatGPT. For this visit the OpenAI status page or follow OpenAI on social media for updates. If the server is running normally, try other troubleshooting steps.

Check OpenAI Server Status

6. Contact the ChatGPT Support Team

If you have tried all the above solutions but still getting ChatGPT error code 1020, it is necessary to contact the ChatGPT support team. They can provide specific guidance to resolve your issue and help you regain access to the platform. You can follow the steps below to contact ChatGPT support and resolve the error:

  • Go to the ChatGPT support website or contact page.
  • Provide a detailed description of the problem you’re experiencing, including the error code and any troubleshooting steps you’ve already taken.
  • Submit your query and wait for a response from the support team.
  • The support team will provide additional troubleshooting steps or fix the problem if necessary.
Contact ChatGPT Support Team


In conclusion, solving ChatGPT error code 1020 Access Denied can be a simple process if you follow the steps outlined in this guide. Clearing your browser cache and cookies, disabling browser extensions, updating your browser, and checking your firewall and antivirus settings are the most important and effective methods to resolve this error. However, if the problem persists, contacting ChatGPT support is always a last resort. By taking these steps, you can regain access to ChatGPT and benefit from its powerful AI capabilities.


Can Error code 1020 Access Denied cause permanent damage to my ChatGPT account?

No, error code 1020 Access Denied is a temporary issue that can be resolved by following the steps outlined in this guide.

How can I prevent Error code 1020 Access Denied from happening again?

To reduce the risk of Error Code 1020 Access Denied, you should keep your browser up to date, manage browser extensions, and ensure that your firewall and antivirus settings allow access to ChatGPT.

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