Guide to Blocking Calls on Oppo F3

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Ngày cập nhật gần nhất: 15/3/2026

Sometimes in your daily life, you find yourself annoyed by calls from unknown numbers. It can be quite bothersome. If you're experiencing this, try the call blocking feature on your Oppo F3.

In today's world, using a phone has become a means of communication, making it easier for people to connect. All you need is a smartphone, and you can call or message anyone you want. However, the convenience sometimes leads to annoyance, such as receiving continuous calls from unknown numbers, leaving you unsure of what to do. If you own an Oppo F3, you can refer to the guide on blocking calls provided below by Mytour.

On Oppo phones running Color OS 2.0, there's a pre-installed security center app that helps you secure and clean up your phone without the need for additional third-party apps. Check out our previous article on Mytour for tips on managing Oppo's memory and speeding up your Oppo phone.

How to Block Calls on Oppo F3

To block calls on Oppo F3, follow these steps: Step 1 . Navigate to Settings on your phone > find and select Call > within call settings, choose Call Block . Step 2 . Next, select Block List > now the list of phone numbers will appear in the Call Log, Contacts; choose the phone number you want to block to avoid receiving calls from that number. After selecting, press Ok to complete.

Step 1: Access Settings on your phone > find and select Call > within call settings, choose Call Block option.

Step 2: Next, select Block List > now the list of phone numbers will appear in the Call Log, Contacts; choose the phone number you want to block to avoid receiving calls from that number. After selecting, press Ok to complete.

Congratulations, you have successfully blocked calls on Oppo F3. From now on, the numbers you added to the block list will not be able to call and disturb you anymore. This is our guide on blocking phone numbers and calls. Additionally, you can explore more helpful tips such as clearing system cache on Oppo to make your device run smoother.

https://Mytour.vn/cach-chan-cuoc-goi-tren-oppo-f3-19068n.aspx
Moreover, if you are using an iPhone and bothered by numerous calls from unfamiliar numbers or want to block saved numbers on your device, you can block iPhone calls to prevent those numbers from contacting you. For details on how to block iPhone calls, please refer to our previous articles on Mytour.vn.

Frequently Asked Questions

How can I block annoying calls from unknown numbers on my Oppo F3?

To block calls on your Oppo F3, go to Settings, select Call, and then choose Call Block. From there, access the Block List to pick the numbers you wish to block from your Call Log or Contacts, and confirm your selection to prevent future calls.

What features does the security center app offer on Oppo phones?

The pre-installed security center app on Oppo phones running Color OS 2.0 provides tools to secure your device and clean up unnecessary files. It helps optimize memory management and enhances your phone's performance without needing third-party applications.

Will blocking a number on Oppo F3 stop all future calls from that number?

Yes, blocking a number on your Oppo F3 will prevent any future calls from that specific number. Once added to your block list, the blocked number cannot contact you anymore, ensuring a more peaceful phone experience.

Is there a way to improve my Oppo F3's performance after blocking calls?

Yes, you can improve your Oppo F3's performance by clearing the system cache and removing unnecessary files. Utilizing the security center app for device optimization can significantly enhance your phone's speed and responsiveness.

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