[iPHONE] - Block Unwanted Calls

Block Voice Calls, FaceTime Calls, and Messages from Certain People

1.       In the Phone app , Tap Favorites, Recents, or Voicemail.

2.       Tap  next to the number or contact you want to block, scroll down, then tap Block this Caller.

Send Unknown and Spam Callers to Voicemail

Go to Settings  > Phone, then tap any of the following:

·         Silence Unknown Callers: You get notifications for calls from people in your contacts, recent outgoing calls, and Siri Suggestions.

·         Call Blocking & Identification: Turn on Silence Junk Callers (available with certain carriers) to silence calls identified by your carrier as potential spam or fraud.

Manage your Blocked Contacts

1.       Go to Settings  > Phone > Blocked Contacts.

2.       Tap Edit.

 

Reference:

Block or avoid unwanted calls on iPhone - Apple Support (SG)

Detect and block spam phone calls - Apple Support