The U.S. copyright office issued exemptions to a copyright law, giving legal protection for people who unlock their smartphones like Apple Inc.’s iPhone.

Changing operators’ fixed phone settings — a concept known as “jailbreaking” — has become widely popular around the world since the 2007 introduction of Apple’s iPhone.

The move by the copyright office to give exemptions to the Digital Millennium Copyright Act (DMCA) will undermine handset makers like Apple’s ability to control the installation of software programs on their phones. Get the full story »