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Apple still signs the OTA (Over-the-Air) manifest for iOS 6.1.3 for the 4S, making it one of the few devices that can be officially downgraded without "blobs."
Necessary for the restore process.
Websites like are the industry standard. They pull direct links from Apple’s servers. Select "iPhone" -> "iPhone 4S". Green entries are "Signed" (can be installed via iTunes). proshivki aifon 4s skachat
A popular tweak that allows you to dual-boot two different versions of iOS on the same 4S. Technical Checklist for Installation Apple still signs the OTA (Over-the-Air) manifest for iOS 6
The iPhone 4S is a "forever phone" in the eyes of the modding community. Whether you stay on the modern-ish iOS 9.3.6 or retreat to the nostalgic speed of iOS 6.1.3, the firmware you choose defines the soul of the device. Select "iPhone" -> "iPhone 4S"
For most users, the journey ends at . This was a special maintenance release issued years after the 4S was discontinued to fix a GPS rollover bug. Performance: It is heavy for the A5 chip.
Learn the button combination (Power + Home) to put the device into Device Firmware Update mode if it gets stuck.