The latest improvements are:
- 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
iPhone OS 3.1.2 Download Size
- iPhone OS 3.1.2 has a storage size of about 240 MB.
iPhone OS 3.1.2 supported models
- The latest iPhone OS 3.1.2 supports All iPhone models as well as iPod Touch.
How to get iPhone OS 3.1.2
- Using your iPhone, navigate to iTunes and click on the “Check for Update” button in order to download the latest version.
Attention US based iPhone users
- iPhone OS 3.1.2 update in U.S. brings an AT&T’s carrier setting update that shifts the setting to version 5.6