Still having trouble? Contact our support team for assistance. An incorrect date might cause our system to think that your license code has already expired. Check your computer’s date setting and format.You can either temporarily disable your firewall or add an exception for our product. Registration information for one major version will also register a minor upgrade (or vice versa), but it will not register another major version. Please ensure that your internet connection is working correctly and that you have checked your firewall settings.In order to avoid this, we highly recommend copying (CTRL+C) the license code from your purchase confirmation email and then pasting (CTRL+V) it directly into the activation window. If you have typed in the license code incorrectly, it will not work.To activate System Utilities Suite, you need a product license code for System Utilities Suite. All WinZip products are different and require separate purchases and licenses. If you are using the license details from a different product, you will be unable to complete the activation.If there is a space at the start or end of the license code, it will cause the license code not to work.Please take the time to double check each item: Enter your name and activation code exactly as they appear on your registration acknowledgment e-mail and click OK. There are some common reasons why this may happen, and while some may seem obvious, you would be surprised how often they happen. My license key is not being accepted and I cannot register System Utilities Suite

Winzip registration code