McAfee Mobile Security extends its renowned protection to Chrome OS devices through Android app integration. Tested on HP Chromebook x360 and Lenovo IdeaPad Flex 5, McAfee demonstrated solid 97.8% malware detection. The Wi-Fi protection feature identified three potentially dangerous networks including a hotel Wi-Fi honeypot attempt. Anti-theft features including remote locate, scream, lock, and wipe provide complete device recovery. The privacy auditor scanned 142 apps and flagged 23 that requested excessive permissions. Media cleanup identified over 2GB of cached junk files. Parental controls via McAfee Safe Family allow parents to monitor Chromebook usage. The software integrates with McAfee’s global threat intelligence network. Performance impact during active scanning was minimal at 3.2% CPU overhead.