1 Sign in. On your device go to home.mcafee.com and sign in. 2 Click ‘Download’. 3 The Google Play Store will be opened, click ‘Install’. 4 Click ‘Open’. 5 Click 'Accept'. Start McAfee Security after the installation and click 'Accept'. 6 Click ‘allow permissions’. 7 Click ‘Allow'. 8 Click ‘Allow'. 9 Mark ‘yes’ and click ‘continue’. 10 Enter your email, choose a 6-digit pin and click ‘next’. 11 Click ‘x’ in the upper right corner. 12 Go to the menu in the upper right corner. 13 Go to ‘my notifications’. 14 Click ‘Help us protect you’. 15 Click ‘yes’. 16 Click ‘Turn on your security features’. 17 Click ‘turn on’. 18 Go to ‘McAfee Security’ at the bottom of this menu. 19 Slide the bar to ‘on’. Click ‘ok’.