The activation process is handled directly within the software interface. Note that if you have an active trial, applying a new key will add those remaining days to your new license. Launch HitmanPro : Open the application on your computer. Access Settings : Click the

If you're using an older product key, you might need to update it to continue using HitmanPro. Here's how:

The latest stable releases for HitmanPro include Build 346 (released February 2026), which added improved detection for Chromium browser extensions and support for ARM devices. free alternative scanner or instructions on how to start the official 30-day trial HMPA - I have lost my product key. How can I retrieve it?