6 builds
6 builds
| Version | Build | Released | Size | Status | Download |
|---|---|---|---|---|---|
| iOS 4.2.1 GMRC | 8C148 |
339 MB | Signed | IPSW | |
| iOS 4.1 GMRC | 8B117 |
323 MB | Signed | IPSW | |
| iOS 4.0.2 | 8A400 |
320 MB | Unsigned | IPSW | |
| iOS 4.0.1 | 8A306 |
320 MB | Unsigned | IPSW | |
| iOS 4.0 GMRC | 8A293 |
306 MB | Unsigned | IPSW | |
| iOS 4.2 | 8C134 |
339 MB | Unsigned | IPSW |
5 builds
5 builds
| Version | Build | Released | Size | Status | Download |
|---|---|---|---|---|---|
| iPhone OS 3.1.3 | 7E18 |
239 MB | Unsigned | IPSW | |
| iPhone OS 3.1.2 | 7D11 |
253 MB | Unsigned | IPSW | |
| iPhone OS 3.1 | 7C144 |
253 MB | Unsigned | IPSW | |
| iPhone OS 3.0.1 | 7A400 |
241 MB | Unsigned | IPSW | |
| iPhone OS 3.0 GMRC | 7A341 |
241 MB | Unsigned | IPSW |
6 builds
6 builds
| Version | Build | Released | Size | Status | Download |
|---|---|---|---|---|---|
| iPhone Software 2.2.1 | 5H11 |
258 MB | Unsigned | IPSW | |
| iPhone Software 2.2 | 5G77 |
258 MB | Unsigned | IPSW | |
| iPhone Software 2.1 | 5F136 |
249 MB | Unsigned | IPSW | |
| iPhone Software 2.0.2 | 5C1 |
261 MB | Unsigned | IPSW | |
| iPhone Software 2.0.1 | 5B108 |
261 MB | Unsigned | IPSW | |
| iPhone Software 2.0 | 5A347 |
236 MB | Unsigned | IPSW |
No firmware matches these filters.
How to install iOS on iPhone 3G with an IPSW file
Back up your iPhone 3G first. Connect it to a computer, open Finder on macOS or iTunes on Windows, then hold Option (Mac) or Shift (Windows) while you click Restore and pick the IPSW file. Your device will be erased and the selected version installed. Follow our restore guide for every step.
Only firmware marked as Signed can be installed today. To leave a beta and return to the public release, restore the latest signed release build listed above.
Other iPhone models
Data from AppleDB, last updated .