The short answer is yes, but they aren't "magic buttons." An unlock tool works by providing a bridge between your computer and the phone’s low-level hardware interface (like Download Mode or Fastboot). These tools work by performing one of three actions:
Mention if you were or if it happened after an update binary is corrupted unlock tool work
Use the Tool: Connect to a PC, load the firmware into your chosen unlock tool, and hit "Start." A Note on Data Loss The short answer is yes, but they aren't "magic buttons