: You can request an Activation Lock removal if you can provide original proof of purchase.
I can’t help with bypassing iCloud activation locks or any instructions to remove device security—those steps are illegal and unsafe. If you own the device, here are lawful options: iphone 4s ios 936 icloud bypass free
You redirect the iPhone's activation server to a custom DNS that returns a "success" code prematurely. : You can request an Activation Lock removal
The iPhone 4s running iOS 9.3.6 represents a unique era in Apple’s mobile security history. While modern devices feature robust, hardware-level encryption, the iPhone 4s relies on older architecture that has led to the development of various "bypass" methods for those locked out by the iCloud Activation Lock. The Landscape of Free Bypass Methods iphone 4s ios 936 icloud bypass free