Apple’s official ramdisks are used for OS restore (via iTunes/Finder). A custom ramdisk replaces that with hacker-controlled code.
These methods are typically used for educational research or recovering access to one's own forgotten account. Attempting to bypass activation locks can be complex and may result in a "tethered" state where the device cannot be easily updated or restarted. specific steps for finding your device's ECID to begin a registration? Luram Ramdisk Ecid Register
Imagine an iPhone 8 with a smashed screen. The user knows their passcode, but the touchscreen doesn’t work. A standard computer requires the user to "Trust This Computer" on the device—impossible with a broken screen. Apple’s official ramdisks are used for OS restore
: Primarily effective on A7 through A11 chips (iPhone 5s through iPhone X). Important Risks and Limitations Attempting to bypass activation locks can be complex