Wi-Fi calling is a technology that allows you to make phone calls over a Wi-Fi network instead of using a cellular network. It’s available on many newer smartphones, and it can be a useful feature for people who live in areas with poor cellular coverage or those who travel abroad.

Here are some key things you should know about Wi-Fi calling:

1. Wi-Fi calling is available on many newer smartphones: Most newer smartphones support Wi-Fi calling, including iPhones, Samsung Galaxy phones, and Google Pixel phones.

2. It can save you money on international calls: If you’re traveling abroad and have access to Wi-Fi, you can use Wi-Fi calling to avoid costly international roaming charges.

3. It requires a Wi-Fi network: To use Wi-Fi calling, you need to be connected to a Wi-Fi network. This can be your home Wi-Fi network or a public Wi-Fi network.

4. Wi-Fi calling is free: Wi-Fi calling doesn’t cost anything extra, as long as you have an active phone plan with your carrier.

5. It can improve call quality: Wi-Fi calling can provide clearer call quality and fewer dropped calls than traditional cellular calls.

6. You will need to enable Wi-Fi calling: To use Wi-Fi calling, you’ll need to enable the feature through your smartphone’s settings.

7. Wi-Fi calling may not be available in all regions: Some countries or regions may not support Wi-Fi calling, so it’s important to check with your carrier before relying on the feature.

Overall, Wi-Fi calling is a convenient feature that can help you save money on international calls and improve call quality in areas with poor cellular coverage. However, it’s important to ensure that your smartphone and carrier support Wi-Fi calling before relying on the feature.