Apple, Inc. has released a small update for the system software on the iPhone and iPod touch. This fixes a few bugs.
According to the release notes, iPhone OS 3.1.2:
- resolves a sporadic issue where the device may not wake from sleep
- fixes a bug that can occasionally cause a crash during video streaming
After installing this upgrade, iPhone users will also get an update from AT&T.
Installing iPhone OS 3.1.2 takes only a few minutes, and has no effect on the personal data stored on the handheld or smartphone.