You must use an Arduino Uno and a USB Host Shield to put the device into a "pwned DFU" state.
: Uses a jailbreaking process to remove the lock after putting the device into 3. Professional & Official Methods iphone 4s activation lock bypass ios 9.3.5
For users without the original owner's information, these community-developed methods are often used, though they may have limited functionality (like no cellular service). You must use an Arduino Uno and a
This does not fully unlock the phone; it only allows you to browse the web, watch YouTube, or play basic games through a captive portal. Hardware-Based Exploit (The "Checkm8" Path): Arduino Uno USB Host Shield is a common hardware-based approach to trigger the exploit on A5 devices like the 4s. The Result: This does not fully unlock the phone; it
iPhone 4S Activation Lock Bypass on iOS 9.3.5: Comprehensive Guide
. This security feature is designed to prevent unauthorised use by requiring the original owner's Apple ID credentials after a factory reset. JustAnswer Official Removal Methods (Recommended)