Apple iPhone 2G iPhone OS 3.1.2 firmware
Apple iPhone 2G
Not signed
iPhone OS 3.1.2
Build 7D11 For iPhone1,1, m68ap
Global · IPSW
A newer version is available for this region: iPhone OS 3.1.3
Apple no longer signs this version, so a normal restore with Finder or iTunes will fail. Use a signed version unless you know you need this one.
Download
241 MB
Downloads from secure-appldnld.apple.com.
File details
- Device
- Apple iPhone 2G
- OS
- iPhone OS 3.1.2
- Region
- Global
- Type
- IPSW
- Released
- Size
- 241 MB
- File name
iPhone1,1_3.1.2_7D11_Restore.ipsw- MD5
91f35196a726ff32b9d83c54bf3b8f23- SHA-1
e4a1171542dbbd3093516d9c02047b9f7e143050- SHA-256
e06c8744d942ced2bbdc6668fe3818f53aa1e06080f02c50250c5af0c392b8d0
After downloading, compare the checksum with the one above. If they differ, the file is incomplete — download it again.
Before you download
- Make sure your device’s model number is one of: iPhone1,1, m68ap. You will find it in Settings → About phone, or on the box.
- This file is for the Global region. Installing another region’s firmware can remove features or block updates.
- Apple devices can only restore versions marked “Signed”.
- Back up your photos, contacts and files first, and charge the battery above 50%.
How to install
Use Finder on a Mac or the Apple Devices app / iTunes on Windows to install an IPSW file. Apple only accepts versions it is still signing, so check the “Signed” label before you download.
Read the guide: How to restore an iPhone, iPad or iPod with an IPSW file