Most Android devices have a similar setting within the Phone app. Open the .
It was the third night in a row. 2:14 AM. The screen would light up, a sterile white glow, displaying the words that had begun to haunt his waking hours: No Caller ID . unblock private numbers
To unblock private numbers—meaning calls where the caller ID is hidden or shows as "Unknown"—you generally need to disable a specific "Block Unknown Callers" feature in your phone's settings. Most Android devices have a similar setting within