https://us.community.samsung.com/t5/Galaxy-S24/My-phone-is-locked-and-asking-for-a-MCK-code/m-p/3191088#M79079 <P dir="auto" style="margin: 0;">Hello luisDiaz, thank you for your feedback. I understand your concerns with&nbsp; wanting to switch providers on your device. MCK Code is needed after trying to guess or enter the wrong network unlock code a few times. If you continue entering incorrect codes, there is a real risk that the phone will become deadlocked to the original network, making it impossible to be used with any other SIM.</P> <P dir="auto" style="margin: 0;">Have you received a network unlock code and have entered it so that your phone can be used with a different carrier?&nbsp;</P> <P dir="auto" style="margin: 0;">Here is a link to AT&amp;T support for unlocking your device: <A href="https://www.att.com/deviceunlock/" target="_blank">https://www.att.com/deviceunlock/</A></P> <P dir="auto" style="margin: 0;">If you are still having issues getting your device unlocked please reach out to your carrier.</P> Wed, 09 Apr 2025 13:54:44 GMT SamsungModerator1 2025-04-09T13:54:44Z