How to block unknown numbers on iPhone to avoid unwanted calls, and also how to unblock numbers when necessary so you can easily manage calls!
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How to block any strange number on iPhone easily
You feel that receiving calls from unknown numbers can be annoying and interrupt your work. You can block unknown numbers on iPhone to avoid being bothered by following the instructions below.
Instructions to quickly block strange numbers on iPhone iOS 7 or iOS 8
To block unknown numbers on your iPhone using iOS 7 or iOS 8, you can follow the steps below. This method helps prevent calls, messages, and FaceTime from unwanted numbers. There are two ways to do it: block from Settings and block from Recent Calls.
Method 1: Block from Phone Settings
Step 1: First, open the Settings app on your iPhone.
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Step 2: Select "Phone", then go to "Blocked Contacts".
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Step 3: Click "Add new" and enter the phone number you want to block. You can also select a number from your contacts, call log or messages to complete blocking strange numbers on iPhone.
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Method 2: Block directly from recent calls or messages
Step 1: Open the Phone app and select "Recents" to view your call list, or open the Messages app.
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Step 2: Click on the "i" icon to view contact information and block unknown numbers on iPhone.
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Step 3: Scroll down to the bottom and select “Block this contact”.
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Simple instructions to block strange numbers on iPhone from iOS 10 and above
Blocking unwanted phone numbers helps you avoid annoying calls and spam messages while protecting your privacy. Here are the steps to block unknown numbers on iPhone running iOS 10 or later.
Method 1: Block from phone contacts
Step 1: First, open the Phone app on your iPhone home screen.
Step 2: Check your recent calls list and tap the "i" icon next to the unknown phone number.
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Step 3: Click "Block this call" to complete blocking the unknown number.
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Step 4: Select "Block Contact" to confirm blocking the unknown number on your iPhone. Once completed, this phone number will no longer be able to call, text, or contact you via FaceTime.
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Method 2: Use the Silence Unknown Callers feature effectively
The Silence Unknown Callers feature is available in iOS 13 and later. To block unknown numbers on iPhone using this feature, follow these steps:
Step 1: First, open "Settings" on the home screen.
Step 2: Scroll down and select "Do Not Disturb".
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Step 3: Tap on "Allowed Calls".
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Step 4 : Then, select "All contacts" to only receive calls from numbers in your contacts.
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Step 5: Turn on “Do Not Disturb” mode by tapping on the crescent moon icon. When this feature is activated, all calls from unknown numbers outside the contact list will be blocked and no notifications will be displayed. With just a few steps, you have completed blocking unknown numbers on iPhone easily.
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How to use Viettel's Anti-Disturbance application to block strange numbers on iPhone
Viettel's "Anti-Disturbance" application is a useful tool that helps you easily block strange numbers on your iPhone. Here are detailed instructions, as follows:
Step 1: Open the App Store on your iPhone and search for Viettel's "Anti-Disturbance" app, then download it.
Step 2: Open the application and enter your Viettel phone number. Then, click "Get code". The verification code will be sent to the registered phone number, you just need to enter the code into the application to complete the login.
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Step 3: Next, click “Register” to activate the service. For the registration process to be successful, make sure you have turned off Wi-Fi connection and turned on 3G/4G mobile data on your iPhone.
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Step 4 : After successfully registering, you can activate the "Block calls outside your contacts" feature. This feature will automatically block calls from unknown numbers that are not in your contacts, helping you avoid harassment.
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Step 5: Set the call blocking time according to your needs. Once done, select “OK” to save the changes. From now on, all calls from unknown numbers will be blocked according to your settings.
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How to send a message to the information security department to block strange numbers on iPhone
To protect your privacy and avoid annoying advertising calls, you can register for the "block spam calls" service of the Information Security Department. To do this, just compose a message with the content "DK DNC" and send it to 15656.
After successful registration, your phone number will be added to the block list, helping to stop receiving advertising calls. If you want to cancel the service later, just text "HUY DNC" and send to 5656 to unblock.
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How to mute incoming calls from unknown numbers quickly and easily
To silence calls from unknown numbers on your iPhone without missing out on caller information, you can turn on the "Mute Unknown Callers" feature. This feature will automatically silence calls from unknown numbers, but still save them in your recent calls list, making it easy for you to check the incoming caller again.
Step 1: Open the “Settings” app. Scroll down and select “Phone” from the list of options.
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Step 2: Under "Phone", continue scrolling down and select the "Mute Unknown Callers" option.
Step 3: Slide the slider to the right to enable the "Mute Unknown Calls" feature.
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Instructions on how to unblock calls from unknown numbers on iPhone
If you want to unblock calls from unknown numbers on your iPhone after blocking them, follow these steps to restore the contact and allow them to call:
Step 1: On your iPhone's home screen, find and tap the "Settings" icon (gear icon).
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Step 2: Next, scroll down and select "Phone".
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Step 3: Under "Phone", scroll down and select "Blocked Contacts".
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Step 4: Here, you will see a list of blocked phone numbers. To unblock calls from unknown numbers on iPhone, tap the "Edit" button in the upper right corner of the screen.
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Step 5: To unblock a phone number, simply tap the red minus icon next to that number, then select "Unblock". Once done, calls from that number will be allowed to call back to your iPhone.
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With the instructions on how to block unknown numbers on iPhone above, you can easily control incoming calls. You can use the built-in call blocking feature on iPhone or choose to use additional software to block unwanted phone numbers.
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