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How to Block and Report Spam Calls on WhatsApp Permanently

Learn how to block and report spam calls on WhatsApp using native settings to stop fraudsters, silence unknown callers, and boost your privacy.

July 24, 2026 12:40

Unsolicited ringtones from unfamiliar international numbers have become a daily frustration for millions of mobile users. As cybercriminals shift their focus toward encrypted messaging services, learning how to block and report spam calls on WhatsApp is now an essential digital safety skill. These unsolicited contacts range from simple marketing cold calls to sophisticated phishing attempts aimed at stealing personal credentials. Thankfully, Meta has rolled out robust built-in features that allow you to take back control of your ringtone and ensure rogue callers are kept at bay for good.

  • Enable the Silence Unknown Callers setting to mute unsolicited rings automatically.
  • Block and report malicious numbers directly from your chat window or call log.
  • Adjust overall account privacy settings to restrict who can see your personal data.

Why Spam Calls Target Encrypted Messaging Apps

Modern fraudsters frequently exploit internet-based calling platforms because placing global voice over IP (VoIP) calls costs virtually nothing. Furthermore, because messaging services rely on internet connectivity rather than traditional telecom networks, scammers can generate thousands of automated calls simultaneously across different country codes.

Automated voice scams often rely on curiosity, hoping you will call back a premium-rate number or engage with a fraudulent operator.

By understanding how these bad actors operate, you can protect your account before they even attempt to make contact.

How to Silence Unknown Callers Automatically

Rather than manually hanging up on rogue numbers throughout the day, the platform offers a native toggle designed to mute incoming voice activity from people not in your address book. While the call will still register in your call history, your device will not ring or vibrate.

Step-by-Step Activation

  • Open your messaging app and tap the three-dot menu icon or navigate to the settings gear.
  • Select Privacy from the account menu.
  • Scroll down and select the Calls section.
  • Toggle on the option labeled Silence Unknown Callers.

Once activated, this feature creates an immediate buffer against unexpected disturbances while ensuring you can still audit your log later if you suspect a legitimate contact tried to reach you.

How to Block and Report Spam Calls on WhatsApp

Silencing incoming audio is a great first step, but permanently removing individual offenders requires a total ban. When you hit the report button, the service receives the recent messages and interaction logs from that specific sender to evaluate whether their account violated user terms.

Blocking directly from the call log:

  • Navigate to your recent call tab.
  • Tap on the unknown number to bring up the contact details.
  • Scroll down to the bottom of the entry screen.
  • Tap Block, and make sure to check the box to report the contact if it was a scam.

Tightening Your Overall Account Privacy

Scammers often search for active accounts by harvesting phone numbers from public leaks. If your profile picture, online status, and about details are visible to everyone, bad actors can easily verify that your number is active.

To minimize exposure, adjust your privacy configuration so that only saved contacts can view your personal details. Navigate to your privacy menu and change options like Profile Photo, Last Seen, and About to My Contacts. Reducing your digital footprint makes your account a far less attractive target for automated scraping bots.

Taking these simple protective steps guarantees a quieter, significantly safer mobile experience every single day.

Have you noticed a recent surge in unknown callers on your device? Share your thoughts and experiences in the comments section below!

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