For almost as long as personal computers have existed, coders have created backdoors in programs (or sometimes just fun little Easter eggs) that can only be accessed with a special "key." The ...

Use these codes to forward calls, pay your bill, check balances, etc. Some of the codes work only on certain carriers or devices. One of the codes also might erase your data, so use with caution. I've ...

Ian Campbell is a reporter based in San Diego who writes features, interviews, guides and reviews for Pocket-lint. Before he spent his days covering great products for Pocket-lint readers, Ian was an ...