Open the Phone app → Tap the three dots (menu) → Settings → Block numbers . Review the list. If the caller's number appears, tap the minus (-) or delete icon next to it. 2. Smart Call / Caller ID & Spam Protection Is Too Aggressive Samsung partners with Hiya to provide built-in spam protection. It's great at blocking robocalls, but sometimes it misidentifies legitimate numbers (delivery drivers, clinics, school offices).
Swipe down from the top of the screen twice to open Quick Settings. Look for the Do Not Disturb icon (crescent moon). If it's blue, tap it to turn it off. To set exceptions: Settings → Notifications → Do Not Disturb → Calls → allow calls from "Contacts only" or "Starred contacts." 4. The Contact Is Set to "Send to Voicemail" Samsung allows you to send specific contacts directly to voicemail without blocking them entirely. This is easy to enable by accident. samsung blocked call
Log into your carrier's app or website and look for call-blocking or spam-filter settings. Temporarily disable them to test. 8. Software Glitch or Outdated OS A rare bug in One UI (Samsung's software) or an outdated system can cause call handling to malfunction. Open the Phone app → Tap the three