The document provides instructions for removing the ALHEA.COM browser hijacker from an infected computer. It describes ALHEA.COM as a typical browser hijacker that replaces users' homepage and search engine by modifying browser settings without permission. It does this by disguising itself as a legitimate system file and adding code to system folders. The instructions then provide a 5-step process to remove ALHEA.COM: 1) examine LAN and proxy settings, 2) examine DNS settings, 3) examine the Windows HOSTS file, 4) delete harmful browser add-ons, and 5) restart the computer. Following these steps will remove ALHEA.COM and prevent unwanted ads, redirects and security issues.