If the built-in feature doesn't work for you, or if you want more advanced features, you can try using a third-party app. Here are a few popular options:

If you’ve blocked “private numbers” (calls with no caller ID) on your Samsung device, you can reverse it in just a few taps. The setting is found within the Phone app, not the main Settings menu.

To allow calls from hidden or private numbers again, follow these steps in the Samsung Phone app:

The call will still show as “Private Number,” “Restricted,” or “Unknown” on your screen. Unblocking simply allows these calls to connect and ring your phone instead of being automatically rejected.

Unblocking private numbers on your Samsung device is a straightforward process that can be done using built-in features or third-party apps. By following the methods outlined in this article, you'll be able to identify and receive calls from previously blocked numbers. Remember to always prioritize your phone's security and safety by being cautious when answering calls from unknown numbers.

If the number was hidden (showed as "Private Number" or "Unknown" during the call), it generally does not appear as a specific entry in the Blocked Numbers list. Users must use Method One above to allow these calls.

Download and install any of these apps, and follow their instructions to unblock private numbers on your Samsung device.