Knowledge for the World


iOS is the mobile operating system used by the iPhone, iPad, and iPod Touch.

How to free up space on your iPhone

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Whether you bought the 16GB iPhone on a budget or you like to store thousands of pictures and songs on your phone, you will eventually need to learn how to free up some space.

How to hide Siri Suggestions

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Simplicity has always been the lynchpin to the wonderful user experience in iOS. As is expected with any major OS update, iOS9 brought a new feature: Siri Suggestions.

How to block callers in iOS7

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You can now natively block people from contacting you on your iPhone. This will block all calls, texts, and facetime requests. There are two methods for accomplishing this.

How to upgrade to iOS 7

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iOS 7 is a major interface upgrade for the iPhone and iPad. Apple CEO Tim Cook described the update as being "the biggest change to the iPhone since 2007".