New Delhi, June 23 -- Did you know that your Android phone can still send messages even if you're stuck somewhere with no cell signal? It might sound surprising, but with the right features set up, you don't need to rely on mobile bars to stay connected. If you find yourself at a remote campsite too often, this feature could be a lifesaver for you.

If you have access to Wi-Fi but no mobile network, you can use something called RCS messaging. RCS stands for Rich Communication Services. It's a modern upgrade to regular SMS and lets you send messages over Wi-Fi instead of your mobile data. This can be a lifesaver in places like airports, hotels, or even at a friend's house where the mobile network is weak but Wi-Fi is strong.

To use RCS, y...