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How to factory reset your smartphone

Samsung Electronics' Galaxy S, left, and Apple's iPhone

Samsung Electronics' Galaxy S, left, and Apple's iPhone 4 are displayed at a mobile phone shop in Seoul, South Korea, Tuesday, April 19, 2011. Apple Inc. has sued Samsung Electronics Co., saying the South Korean company's Galaxy line of smartphones and tablet computers copy Apple's popular iPad and iPhone. Photo Credit: AP

If you’re looking to sell your old smartphone, it’s a good idea to completely wipe its memory. Here’s a guide on how to perform a factory reset on each mobile operating system.


To restore your iPhone, make sure you have the latest version of iTunes installed. Launch iTunes and connect the iPhone. In the left column under “Devices,” click on your iPhone, then click on Restore in the Summary tab.

If you have trouble getting this to work, go to Apple’s official iPhone support page for more info.

Android phones

A factory data reset can be done by going to Menu > Settings > Privacy > Factory data reset. More info here

Windows Phone 7

Go to Settings > About > Reset Phone. More info here

 BlackBerry phones

Go to Options > Security Options > General Settings > Menu > Wipe Handheld. More info here


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