If your phone fails to activate over Wi-Fi during the setup screen, plug it into a computer running an older version of iTunes. iTunes will ping Apple's activation servers and instantly bypass the screen.
When prompted for the SSH password, type the default iOS root password: alpine Step 5: The Restore Process
The stock Safari app will struggle with modern web security certificates (HTTPS). Consider using alternative vintage web browsers or installing updated security certificates via profiles to keep web browsing functional.
Once the script finishes, your iPhone 4s will reboot. You should be greeted by the classic "Hello" setup screen in all its skeuomorphic glory. If the process fails for any reason, consult the tool's documentation or the Troubleshooting section below. downgrade iphone 4s to ios 5
Connect your iPhone 4s to your computer. You must put the device into standard DFU (Device Firmware Update) mode:
: Ideally, you need unique digital signatures (blobs) saved from when iOS 5 was still signed.
The app will automatically download the firmware directly from Apple, patch it on-device, and install it. If your phone fails to activate over Wi-Fi
The app will ask how much storage space you want to allocate to iOS 5. Choose your desired amount based on your total storage (16GB, 32GB, or 64GB).
Before attempting to downgrade your iPhone 4S to iOS 5, make sure you:
Downgrading your iPhone 4S to iOS 5 is a rewarding but challenging endeavor that is only possible if you have the foresight to have saved your SHSH blobs over a decade ago. For most users, the journey will end at iOS 6.1.3, which still offers a vastly improved experience over iOS 9. If you have the correct blobs, the process is a fantastic way to reclaim the smooth, classic feel of your device. If not, the available tools provide excellent alternative paths to breathe new life into your iPhone 4S. If the process fails for any reason, consult
The computer screen will detect a device in DFU mode, while the iPhone screen stays completely black.
Modern iOS versions constantly background-process tasks that drain vintage hardware. iOS 5 uses significantly less RAM and CPU power, giving your old phone vastly superior standby and active battery life. Important Prerequisites and Warnings
The most reliable, modern method to achieve a true untethered downgrade on an iPhone 4s is using , an open-source script that automates the exploit process. Step 1: Put Your iPhone 4s into DFU Mode