In 3uTools, go to > Select SHSH and manually apply the blobs you downloaded before hitting Flash. Method 4: Switch to a Different USB Port or Cable
If 3uTools fails, you can try manually saving or using blobs through alternative services: by entering your device's to check for available blobs.
If you are seeing the error in 3uTools, it typically happens during the initial flashing or restoring process (often stuck at 9% or 19%) because the software cannot communicate with Apple’s servers to verify the firmware. Common Fixes for SHSH Request Errors
Apple aggressively stops signing older iOS versions shortly after a new update drops. You cannot fetch current SHSH blobs for an unsigned firmware. i unable to request shsh 3utools fix better
3uTools relies heavily on Apple mobile device drivers to handle communication logs and SHSH signatures. In 3uTools, navigate to the tab. Click on iTunes Utility . Select Repair Driver .
Ensure your computer's hosts file isn't redirecting Apple's server requests (common if you've used other jailbreak tools). 5. Use External SHSH Sources (Advanced)
Permission issues can block network requests. In 3uTools, go to > Select SHSH and
This is the most immediate and effective fix. The 3uTools team specifically released version V2.16 (and later updates) to resolve the "Unable to Request SHSH" error. An outdated version is almost guaranteed to trigger this problem.
Outdated versions of 3uTools use legacy server paths that Apple eventually deprecates or shuts down.
For older devices (like the iPhone 4, iPod touch 4G, and earlier), you can use a tool like iFaith to "stitch" previously saved SHSH blobs into a custom IPSW (firmware) file. Common Fixes for SHSH Request Errors Apple aggressively
Troubleshooting: How to Fix "Unable to Request SHSH" in 3uTools
Click and navigate to: C:\Windows\System32\drivers\etc