Resolve Zoom Error Code 1020: Access Denied


In an age where virtual meetings have become the norm, Zoom has emerged as a go-to platform for communication and collaboration. However, like any technology, Zoom is not immune to errors and glitches. One such error that users may encounter is Error Code 1020: Access Denied. This error message can be frustrating, especially when you’re in the midst of an important meeting or presentation that shouldn’t be interapted. Fortunately, there are several troubleshooting steps you can take to resolve Zoom Error Code 1020 and regain access to your meetings. In this article, we’ll explore the possible causes of this error and provide practical solutions to help you overcome it.

Understanding Zoom Error Code 1020 Access Denied


Understanding Zoom Error Code 1020: Access Denied

Error Code 1020 typically indicates that the user’s access to the Zoom meeting or webinar has been denied. This denial of access can occur due to various reasons, including issues with permissions, network connectivity, or security settings. Understanding the underlying causes of Error Code 1020 is essential for effectively troubleshooting and resolving the issue.

Possible Causes of Error Code 1020

1. Network Connectivity Issues: Poor or unstable internet connection can disrupt communication with Zoom servers, leading to access denial errors.

2. Firewall or Security Software: Overly restrictive firewall settings or security software may block Zoom’s communication, resulting in access denied errors.

3. Permissions and Authorization: Incorrect permissions or authorization settings may prevent users from accessing certain Zoom meetings or webinars.

4. Outdated Zoom Application: Using an outdated version of the Zoom application can lead to compatibility issues and errors, including Error Code 1020.

Practical Solutions to Resolve Error Code 1020: Access Denied

1. Check Network Connectivity

Ensure that you have a stable and reliable internet connection. If you’re experiencing network issues, try switching to a different network or restarting your router. Additionally, consider using a wired connection instead of Wi-Fi for a more stable connection.

2. Disable Firewall or Security Software

Temporarily disable any firewall or security software on your device and try accessing the Zoom meeting again. If you’re able to join the meeting without encountering Error Code 1020, adjust the firewall or security settings to allow Zoom’s communication.

Verify Permissions and Authorization

3. Verify Permissions and Authorization

Ensure that you have the necessary permissions and authorization to join the Zoom meeting or webinar. If you’re experiencing access denied errors, contact the meeting host or administrator to verify your permissions and request access if necessary.

4. Update Zoom Application

Ensure that you’re using the latest version of the Zoom application. Outdated versions of the app may contain bugs or compatibility issues that can lead to access-denied errors. Update the Zoom app to the latest version available on your device’s app store or the Zoom website.

5. Clear Cache and Cookies

Clearing cache and cookies from your web browser can help resolve various issues, including access denied errors on Zoom’s web client. Navigate to your browser’s settings and clear the cache and cookies, then try accessing the Zoom meeting again.

6. Use Alternative Access Methods

If you’re unable to join the Zoom meeting or webinar using the desktop or mobile app, consider using alternative access methods such as dialing in via phone or accessing the meeting link directly from your web browser.

7. Contact Zoom Support

If you’ve tried the above solutions and are still experiencing Error Code 1020: Access Denied, contact Zoom’s customer support for assistance. Provide details about the error message and steps you’ve taken to troubleshoot the issue, and they’ll be able to offer further guidance and assistance.


Encountering Error Code 1020: Access Denied on Zoom can be frustrating, especially when you’re trying to join an important meeting or webinar. However, by understanding the possible causes of this error and following the practical solutions outlined in this article, you can effectively troubleshoot and resolve the issue. Whether it’s addressing network connectivity issues, adjusting firewall settings, verifying permissions, updating the Zoom application, or using alternative access methods, taking proactive steps to resolve Error Code 1020 will help ensure a seamless and uninterrupted Zoom experience. With these troubleshooting tips at your disposal, you’ll be able to overcome access-denied errors on Zoom and participate in meetings and webinars with confidence and ease.