Scroll down to the phone tab and tap it.

How to find out a no caller id. Masked caller id phone calls. The first press silences the call, the second press declines it. Once you do, your iphone will block.

Select the number from the “recents” section of your call history and tap it. If you can't unblock the caller id, you can block such numbers. On this item, you can hit the “ silence unknown.

2) enter a phone number and click search now. Let the number show up. Scroll down and choose the silence unknown callers option.

Anyone can hide their number because of the no caller id feature. Unfortunately, since you don’t know what that number looks like, you can’t block it. The only way is to redial the number, by pressing the redial button or dialing *69 if you are in north america.

So what are your options? The first step is to open the phone’s dialer. There are also smartphone applications that can help trace a call even if the number is not displayed.

Move the toggle next to silence unknown callers to the right to activate the functionality. Scroll down to find the ‘silence unknown callers’ and turn it on. Since telephone organizations have records of your past calls, they for the most part give.