Is iOS 4.1 Still Signed?
Signed
A "Signed" status means that Apple's servers are currently authorizing the installation of this firmware version. You can use this IPSW file to restore or downgrade your device using Finder (on macOS) or iTunes (on Windows). This is the only way to install a specific firmware version.
Firmware Details
- Version
- 4.1
- Build ID
- 8B118
- Release Date
- September 21, 2010
- Signing Status
- Signed
Compatible Devices
Currently Signed Devices (4)
iPhone
iPod touch
Looking for the download links?
See every compatible device for iOS 4.1 with file sizes, build IDs, and direct Apple download links.
Related iOS 4 Versions