What are you trying to update or restore? What iOS version are you aiming to install?
If you are trying to resolve a specific issue, I can give you safer alternatives. Are you trying to: to an older version of iOS? an iCloud Activation Lock? Carrier Unlock your phone for a different SIM card? Let me know your , and I can find the official path
Device-specific bootloaders and baseband firmware (for cellular connectivity). Cryptographic signatures to verify authenticity. download unlocks hub ipsw ios
Validation files required for Apple server communication. Why Use Unlocks Hub for IPSW Downloads?
Most users never need to do this. However, advanced users download IPSW files directly for three main reasons: What are you trying to update or restore
A file browser window will pop up. Locate and select the .ipsw file you downloaded.
There are two types of IPSW files:
If you attempt to flash an unsigned IPSW file, iTunes will throw an error (such as Error 3194) and halt the process.
Official and verified methods for downloading and using IPSW files include: Are you trying to: to an older version of iOS
Hold down the key (Windows) and click Check for Update or Restore iPhone .
Users often look for custom IPSWs from sources like Unlocks Hub for several reasons: