Thank you for your Thirtyseven4 Antivirus Purchase


Thank you for your purchase of Thirtyseven4 Antivirus, and for choosing Thirtyseven4 as your Antivirus Security Provider.

We are privileged to begin serving you, and your order is being processed.
Please note that your Licensing Key will not be sent automatically upon purchase: you will be receiving your Thirtyseven4 Product Key within 24 hours of the purchase.
Please monitor your email as you will be receiving your Thirtyseven4 Product Key within 24 hours of the purchase.

You will receive two emails after your Thirtyseven4 purchase is processed:
1. The first email: your Purchase Confirmation Receipt, should be received immediately after placing the order.
2. The second email will follow after processing and will contain the Thirtyseven4 Antivirus download links and your Thirtyseven4 Product Key. This email will be received within 24 hours of the purchase, though oftentimes sooner. Please allow time for Key Generation. 

Before installing Thirtyseven4 Antivirus, it is required that you uninstall the currently installed antivirus software (ie. Norton Antivirus, Mcafee, AVG, etc).
If you are “renewing” your Thirtyseven4 Antivirus license, you will uninstall your current (expiring) version of Thirtyseven4, and you will then install the New Thirtyseven4 Product Key which will be sent to you after processing. This version will contain the latest Thirtyseven4 cutting-edge security technologies.

Prior to receiving your Thirtyseven4 Product Key, you may begin uninstalling your current antivirus solution, and then downloading the newest Thirtyseven4 version from: 

Installation instructions can be found here: 

While you will be able to download and begin the installation, a Product Key will be required to register the product. Please note that your purchased Product Key will be emailed to the email address you specified within 24 hours of purchase.

If you have any questions or concerns on the status of your Thirtyseven4 Product Key or require additional installation assistance, please email our Support Team directly at

Thank you for your Thirtyseven4 Security purchase and we look forward in protecting and serving you.


Thirtyseven4 Team




Thirtyseven4, LLC is dedicated to serving customers with a full palette of security solutions including AntiVirus, AntiMalware, Anti-Ransomware and Zero-Day Threat Protection.