There are three primary methods to unblock a number on Samsung devices, depending on where the number was originally blocked.

To provide clear, actionable steps for unblocking a contact or phone number on a Samsung Galaxy device running One UI (Samsung’s custom Android interface). This addresses common user scenarios where a blocked number needs to restore communication (calls, texts).

| Method | Best For | Average Time | | :--- | :--- | :--- | | | Numbers blocked from call log or directly | 30 seconds | | Messages App (Text Block List) | Numbers blocked from SMS/MMS | 30 seconds | | Contacts App (Blocked List) | Numbers blocked via contact profile | 45 seconds | | Settings Menu (Master List) | Troubleshooting or managing all blocked numbers in one place | 1 minute |

For 95% of Samsung users, the quickest method is: Phone app → three dots → Settings → Block numbers → tap the minus icon next to the number. This is consistent across Galaxy S, Z Fold, Z Flip, and A series devices running One UI 4.0 and later. If the number remains blocked, the user must check carrier-level blocking or third-party call screening apps.