If you are pursuing this for educational purposes or on a secondary device, users typically follow these steps using known, reputable community versions rather than random .rar links:
Tools like the Broque Ramdisk often require you to register your phone's unique ECID number within their software before the boot files will work. Download File Boot Ramdisk IOS Unlock Tool rar
You can reset your password or sign in to iCloud to remove the Activation Lock officially. If you are pursuing this for educational purposes
Use virus scanners like VirusTotal on any downloaded archive before opening it. You can turn off Activation Lock by signing
You can turn off Activation Lock by signing in to iCloud or resetting your Apple Account password. Filesystem Acquisition Using the RAM Disk in iOS Devices
Most ramdisk tools require additional software like 3uTools or iTunes to be installed on your PC to communicate with the device.