If your top firmware is jailbreakable, use a tool like System Info (from Cydia/Taurine) or Blobsaver on a PC. These utilities can dump the device’s current APNonce and request blobs while the device is running, bypassing 3uTools’ generic request method.
Check the status of the firmware for your specific device model. how to fix error unable to request shsh on 3utools when top
Since 3uTools must contact Apple’s TSS servers to request the SHSH, a stable internet connection is required. Hosts File: Ensure your computer's file is not blocking Apple’s servers (e.g., ://apple.com If your top firmware is jailbreakable, use a
(Signature HaSH blobs) are digital signatures from Apple that allow a specific version of iOS to be installed on a specific device. Apple only signs the latest iOS version for most devices. When you try to restore or downgrade, 3uTools asks Apple’s servers for permission. If Apple refuses (because the version is no longer signed), 3uTools returns the "Unable to request SHSH" error. Since 3uTools must contact Apple’s TSS servers to
: For some persistent errors, users have found success by visiting sh.host.io
: Apple only allows you to flash "signed" iOS versions. If you are trying to install an older version that Apple has stopped signing, 3uTools will be unable to retrieve the SHSH blobs. Use a site like IPSW.me to verify if your firmware has a green checkmark (signed) or a red "X" (unsigned).
3uTools request SHSH from Apple for unsigned versions – error is expected. Instead, do this: