Untethered iCloud bypass tools for Windows aim to unlock older iOS devices (iPhone 5S to X) on versions 12.5.5 to 14.8.1, often utilizing jailbreak-based methods from developers like TestedFirmwares. These unofficial modifications frequently break essential Apple services, create severe security vulnerabilities, and raise legal concerns. To securely remove Activation Lock, users should utilize Apple's official support channels with proof of ownership. For more details on the risks of unauthorized modifications, visit Apple Support .