08-25-2010 08:54:10 AM
AT&T strongly cautions against installing any software that makes unauthorized modifications of the operating system (OS) for certain devices. Take caution before downloading software to or for your handset, as it could potentially damage your device or void your warranty.
Regarding iPhones, unauthorized modification of the iPhone OS is a violation of Apple’s iPhone End-User License Agreement. Please keep in mind that Apple, at its discretion, may deny warranty service for an iPhone that has installed any unauthorized software.