The primary reason bypassing the iPhone 4S is possible lies in a powerful, unpatchable vulnerability known as the . This hardware-level flaw affects Apple devices with the A5 to A11 chips , including every iPhone from the 4S to the iPhone X. Because it is burned into the device's read-only memory (ROM), Apple cannot fix it with a software update, making it a permanent gateway for jailbreak and activation bypass developers.
If you have the original proof of purchase (even for a device this old), Apple has an online portal specifically for Activation Lock support requests.
: Original proof of purchase showing the device serial number or IMEI, store location, and date of purchase. Option B: Carrier Unlock Requests iphone 4s activation lock bypass ios 935 extra quality
Select your Wi-Fi network and enter the password to connect.
: On a Mac, run the Sliver tool and select A5 Factory Activation . The primary reason bypassing the iPhone 4S is
For the iPhone 4s on iOS 9.3.5, the "extra quality" bypass described above is the without Apple’s blessing. You will have a functional 32-bit iOS device that can play music, take photos, run older games (like Infinity Blade), and serve as a distraction-free writing device or audio player.
: Turn the device off and on to reach the initial "Hello" setup screen. If you have the original proof of purchase
| Tool | Platform | Free? | Hardware Required | Tethered? | Difficulty | |------|----------|-------|-------------------|-----------|------------| | Official Apple Support | Any | Yes | None | No | Easy | | A5_Bypass_OSS | Win/Mac | Paid ($2) | None | Yes | Moderate | | Sliver | macOS | Yes | Arduino (for A5) | Yes | Hard | | 007 Ramdisk | Windows | Yes | None | Yes | Moderate | | FRPFILE | Windows | Varies | None | Yes | Hard | | Lockra1n | Cross-platform | Yes | None | Yes | Moderate |
: Many of these tools require a jailbreak to function and may result in a "tethered" bypass, meaning the lock could return if the device is hard-reset.
Finding an old iPhone 4s in a drawer only to realize it’s tethered to an forgotten Apple ID can be frustrating. While the iPhone 4s is a legacy device, it remains a popular choice for retro gaming or as a dedicated music player. If you are stuck on the screen on iOS 9.3.5 or 9.3.6 , this guide explores the most effective "extra quality" methods to regain access to your device. Understanding the Challenge
Bypassing the Activation Lock on an is complex because it is a 32-bit device. Standard modern tools like do not support this hardware. Primary Bypass Methods Arduino + USB Host Shield (Recommended):