How to Repair MalwareBytes Error Code 403 on Windows PC

Some Windows users encounter error code 403 (Usage level has exceeded the maximum allowed volume) when trying to install and activate Malwarebytes on a new Windows installation. This problem usually occurs in PC configurations with new motherboards.

After investigating this particular problem, it has been found that several causes can lead to this error code. Below is a list of possible culprits that can cause this problem.

What is the cause of the Malwarebytes 403 error code?

  • Partial installation of Malwarebytes antivirus software.
  • If Malwarebytes Anti-Malware software data files are affected by malware or virus infection.
  • Damage to the Widows registry as a result of installing or removing a previous Malwarebytes software modification.
  • If another application or program caused Malwarebytes software files to be deleted by mistake.

How to fix Malwarebytes 403 error code?


Update Malwarebytes to the latest version

  1. Click on the search bar and search for “Control Panel”.
  2. When it appears in the results, click Open.
  3. In the Control Panel window, set the view in the upper right corner to “Category”.
  4. Now click on “Programs” and then on “Programs and Features.”
  5. A list of all the applications installed on your computer will appear. In this list, find the Malwarebytes Pro program and, once you find it, right-click on it.
  6. Then, select the uninstall option.
  7. Then, follow the instructions on the screen to remove the program from your computer.
  8. Once the uninstallation is complete, you will need to download the latest version of the program from Malwarebyte’s official website.
  9. After downloading the installer, double-click it and follow the instructions on the screen to complete the installation of the latest version.
  10. After installing the latest version of Malwarebytes Pro, restart your computer.
  11. Now try to activate the program again with your license key.

Create a ticket

The 403 error is always due to an activation error. However, if none of the above solutions helped, you should contact the Malwarebytes support team. One of them will surely help you solve this problem by making the necessary internal changes for a successful activation.

Open the official Malwarebyte contact page. Create a ticket and enter the necessary information in the form below:

  • Buyer Name
  • Purchase date
  • Email ID associated with the license purchase
  • Cleverbrige reference number
  • License Key
  • ID

Contact the official Malwarebytes support team with all this information and screenshots of the error message. It usually takes 24-48 hours to respond to customer inquiries and complaints. Therefore, it is best to wait and you will get a solution to your Malwarebytes 403 error within a few days.

Check your Malwarebytes license

  1. Go to the Malwarebytes login page.
  2. If you are a Malwarebytes Pro subscriber, you must create an account.
  3. On this page, enter your username and password to log in to this account.
  4. Once you are logged into your account, click on the “Subscription” button at the top to see all the information about your activated plan.
  5. Check here to see if your license allows activation on additional devices.
  6. If it does, check to see if the key you entered for activation is correct or incorrect.
  7. We often get “O” and “1” wrong, so make sure it’s correct.

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Mark Ginter is a tech blogger with a passion for all things gadgets and gizmos. A self-proclaimed "geek", Mark has been blogging about technology for over 15 years. His blog, techquack.com, covers a wide range of topics including new product releases, industry news, and tips and tricks for getting the most out of your devices. If you're looking for someone who can keep you up-to-date with all the latest tech news and developments, then be sure to follow him over at Microsoft.