Change the file type filter in the bottom corner from "Text Documents (*.txt)" to . Open the hosts file.
: Use an official Apple OEM or certified MFi-lightning/USB-C cable.
If you attempt the same flash operation using iTunes instead of 3uTools, you'll likely encounter . Apple has never provided a full official explanation for this error code, but extensive testing has shown it appears under the same circumstances as 3uTools' "Unable to Request SHSH".
Apple strictly controls which iOS versions can be flashed. If you downloaded an older firmware package manually, it will fail at 9% if Apple is no longer signing it. Within 3uTools, look at the tab. error unable to request shsh 3utools 9 updated
: Ensure your internet connection is stable. Firewalls or VPNs can sometimes block the SHSH request to Apple's servers. Advanced Troubleshooting Use DFU Mode
3utools, on the other hand, is a popular tool used to jailbreak and unlock iOS devices. It's an alternative to other popular tools like iTunes and Cydia. 3utools allows users to flash custom firmware, install jailbreaks, and even unlock their devices.
Sometimes the downloaded firmware file is corrupt. Use 3uTools to download the firmware again, ensuring the file integrity is intact. 3. Change Your Network Connection Change the file type filter in the bottom
Furthermore, there have been reports of specific issues with iOS 9 activation servers, adding another layer of complexity. Some users have noted that older versions written in red letters simply cannot be flashed. In such cases, restoring to the latest, still-signed version of iOS for your device (such as iOS 9.3.6 for the iPhone 4s) using iTunes or 3uTools may be the only viable path to a functional phone.
This is the most common cause. If you are trying to restore to an older iOS version (such as iOS 9.3.5 or 9.3.6) that Apple has stopped signing, 3uTools will inevitably fail at the point when it tries to request SHSH from Apple's servers. For instance, older versions of iOS for devices like the iPhone 4s are often listed in red in 3uTools, indicating that they are unsigned and cannot be flashed in the standard way.
: An unstable internet connection or a firewall blocking Apple's verification servers ( ://apple.com ) can cause this request to time out. DFU Mode Transition : If the error persists, try putting the device into If you attempt the same flash operation using
(Most Common) You are trying to restore an old iOS version (e.g., iOS 15.x when 16.x is current). Apple stopped signing it weeks ago. The "Error Unable to Request SHSH" is actually correct—no SHSH exists.
“Error: Unable to request SHSH. Status: 9, Updated.”