NCK Reader or various legacy "Alcatel Calc" programs.
: If no prompt appears, some models use codes like *#0000*CODE# or *#0001*CODE# . Free Alcatel Unlocking Codes! - The giffgaff community Alcatel Free Unlock Nck Code Calculator
: Power on the device. When it prompts for "SIM Network Unlock PIN" or "Enter Network Key," type in your NCK. Special Menu Method NCK Reader or various legacy "Alcatel Calc" programs