To understand Chew7, one must understand how Windows activation works. Microsoft uses a system called SLP (System-Locked Pre-installation) for OEMs (Original Equipment Manufacturers) like Dell or HP. These manufacturers embed a certificate and a specific BIOS marker in their computers, allowing Windows to activate automatically without user input.
You can see how this popup was set up in our step-by-step guide: https://wppopupmaker.com/guides/auto-opening-announcement-popups/