Write an article based on this "Open your iPhone's  Settings. Scroll down and tap Safari. Scroll down to the "GENERAL" section. Tap the white "Block Pop-ups" switch ."
Tap the Settings app icon, which resembles a grey box with gears on it. It's near the middle of the Settings page. You'll find this section near the middle of the Safari page. It's in the "GENERAL" section. The switch will turn green {"smallUrl":"https:\/\/www.wikihow.com\/images\/1\/15\/Iphoneswitchonicon1.png","bigUrl":"\/images\/thumb\/1\/15\/Iphoneswitchonicon1.png\/46px-Iphoneswitchonicon1.png","smallWidth":460,"smallHeight":300,"bigWidth":"46","bigHeight":"30","licensing":"<div class=\"mw-parser-output\"><p>I edited this screenshot of an iPhone\n<\/p><p>License: <a rel=\"nofollow\" class=\"external text\" href=\"http:\/\/en.wikipedia.org\/wiki\/Fair_use\">Fair Use<\/a><br>\n<\/p><\/div>"} which signifies that your iPhone's Safari browser will block pop-ups from now on. If this switch is already green, Safari is blocking pop-ups.