Since the hosts file is a system file, you need privileges to save changes.
Blocking activation didn't make the software free; it made it blind . The software still thought it was legitimate, but it could never shake hands with the mothership. Users called it "offline activism"—a tug-of-war between local ownership and cloud authentication. Corel Draw X7 Block Activation Hosts File
This article is designed to be informative, technical, and SEO-friendly, addressing both the "how" and the "why" for users searching for this specific solution. Since the hosts file is a system file,