You will be greeted by the classic silver Apple logo, followed by the original "Set Up iPhone" welcome screen.
Type ./restore.sh and hit Enter. You may need to provide your computer password.
This guide specifically applies to the iPhone 4s (iPhone4,1). downgrade iphone 4s to ios 5
This method was pioneered by the iPhone Dev-Team when iOS 5 was still current. It relies heavily on the presence of SHSH blobs and uses a tool called . While this is a historical method, it's essential to know it exists if you happen to have your blobs readily available.
Without the background processes of heavier, modern iOS versions, battery life improves drastically. You will be greeted by the classic silver
This comprehensive guide will walk you through everything you need to know to successfully downgrade your iPhone 4s to iOS 5. Why Downgrade to iOS 5?
Downgrading your iPhone 4s to iOS 5 restores the device to its original, blazing-fast speed. This comprehensive guide covers why you should downgrade, the prerequisites you need, and a step-by-step walkthrough to get iOS 5 running smoothly on your vintage device. Why Downgrade to iOS 5? Peak Performance This guide specifically applies to the iPhone 4s (iPhone4,1)
The most reliable tool in 2026 for this process is the Legacy iOS Kit . It is supported on and macOS and automates many of the complex terminal commands required for older devices. Prerequisites A Mac or Linux PC. A high-quality 30-pin USB-A cable. Go to product viewer dialog for this item. (jailbroken on iOS 9.3.6 is the easiest starting point). The target iOS 5.1.1 IPSW file from IPSW.me . Steps to Downgrade LukeZGD/Legacy-iOS-Kit - GitHub
Choose the "Hacktivate" option within the Legacy iOS Kit to skip activation. Limitations of iOS 5 in 2026