Apple has just released iPhone OS 3.1.2 which comes with a lot of bug fixes including issues like iPhone would not wake from sleep and video playback and cellular service.
- Resolves sporadic issue that may cause iPhone to not wake from sleep
- Resolves intermittent issue that may interrupt cellular network services until restart
- Fixes bug that could cause occasional crash during video streaming
This update is available for the original iPhone, iPhone 3G and iPhone 3GS, and the iPod touch.
WARNING: Jailbreakers and Unlockers should stay away from any latest iPhone firmware update including 3.1.2.