Hello, I'm a telecommunications expert with a focus on user experience and security. It's important to maintain control over your communication channels, and blocking unknown callers is a key aspect of that. Here's a comprehensive guide on how to block unknown callers on various platforms:

### For iPhone Users

Step 1: Identify the Unwanted Call
- Open the Phone app and navigate to the 'Recents' tab.
- Look for the number you wish to block and tap on the 'i' icon next to it.

Step 2: Block the Caller
- Scroll down to the bottom of the information page.
- Tap on 'Block this Caller'.
- A confirmation prompt will appear; tap 'Block Contact' to confirm.

Step 3: Verify the Block
- To ensure the number has been blocked, go back to the 'Recents' tab.
- The blocked number should no longer appear in your recent calls.

Additional Tips:
- Do Not Disturb Mode: Use this feature to silence calls and notifications from numbers not in your contacts.
- Emergency Bypass: Be aware that some services may have the ability to bypass the block for emergency reasons.

### For Android Users

Step 1: Access Call Settings
- Open the Phone app.
- Tap on the three-dot menu in the top-right corner and select 'Settings'.

Step 2: Enable Block Unknown Callers
- Look for the 'Blocked numbers' or 'Call blocking' option.
- Enable the 'Block unknown callers' feature.

Step 3: Manage Blocked Numbers
- You can also manually add numbers to the block list if you wish.

Additional Tips:
- Third-Party Apps: Consider using apps designed to block calls and filter out spam.
- Customization: Some Android phones allow you to customize how calls are handled based on the time of day or your location.

### For Windows Phone Users

Step 1: Open the Phone App
- Navigate to the 'Recents' tab.

Step 2: Block the Number
- Tap and hold the number you want to block.
- Select 'Block' from the options that appear.

Step 3: Manage Blocked Numbers
- Go to 'Settings' > 'Phone' > 'Call+Message'.
- Here, you can view and manage your blocked numbers.

### For Landline Phones

Step 1: Contact Your Service Provider
- Call your service provider and ask about blocking features.
- Some providers offer call-blocking services for an additional fee.

Step 2: Use Call Blocker Devices
- Purchase a call blocker device that can be attached to your landline.
- These devices allow you to block specific numbers.

Step 3: Register for Do Not Call Lists
- Register your number with the national Do Not Call registry to reduce unsolicited calls.

### General Tips

- Update Your Settings Regularly: As new numbers may start bothering you, it's good to review and update your block list periodically.
- Report Spam Calls: If you receive spam calls, report them to the appropriate authorities to help combat unwanted calls.
- Educate Yourself: Stay informed about the latest methods and tools for blocking unwanted calls.

By following these steps, you can effectively manage and control who has access to your communication channels, ensuring a more peaceful and secure phone experience.

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Simply go to your list of recent callers (open the Phone app, then hit the Recents tab at the bottom). Click the 'i' symbol next to the unwanted number, scroll down and tap Block this Caller, then confirm your decision. You won't be bothered with any calls, texts or FaceTime calls from that number.Feb 16, 2018read more >>