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How To Fix Error Unable To Request Shsh On 3utools When Page

This error usually appears when trying to save SHSH blobs (digital signatures for iOS downgrading) or during a firmware flash. It means 3uTools cannot communicate with Apple’s signing servers or your local network is blocking the request.

Outdated Software: Using an old version of 3uTools can cause compatibility issues with Apple's current verification protocols.

Alternatively, download the latest setup directly from the official 3uTools website. How To Fix Error Unable To Request Shsh On 3utools When

and a different USB port on your computer, as faulty hardware often interrupts the "Querying for SHSH" stage. Use DFU Mode

The Red Text

  • On 3uTools: Connect your iPhone/iPad via USB. Go to "Device Info" – copy the ECID (Decimal) shown there.
  • When manually requesting SHSH (for an offline device), ensure you paste the correct ECID and select the exact device model (e.g., iPhone 12,5 for iPhone 12 Pro Max – use the internal model number from Settings > General > About > Model Number, tap to see "Axxxx" code).
  • Tip: Use the "Auto Fetch" mode if your device is connected – 3uTools reads ECID automatically.

Step 1: Stop requesting SHSH for old firmware. I changed my strategy. Instead of iOS 10, I downloaded the latest signed iOS version for my iPhone 6s (which was iOS 15.8 at the time). I clicked "Get SHSH" for that version. It worked in 4 seconds.

Ensure your internet connection is stable and not blocked by a firewall or VPN. Try a different certified lightning cable This error usually appears when trying to save

Outdated Software: Using an older version of 3uTools can lead to compatibility issues with Apple's current server protocols.