If I turn on Airplane Mode and open WhatsApp, will I still be online - briefly?
Turning on Airplane Mode disables all wireless connections, including Wi-Fi and cellular data. Thus, you will not be online when opening WhatsApp in this mode.
If I turn on Airplane Mode and open WhatsApp, will I still be online - in detail?
When you activate Airplane Mode on your device, it disables all wireless communication functions, including cellular connectivity, Bluetooth, and Wi-Fi. This mode is designed to prevent any radio signals from being transmitted or received by your device, ensuring that you are not connected to any network.
In the context of WhatsApp, which relies on an active internet connection to send and receive messages, the activation of Airplane Mode will effectively disconnect you from the service. Even if you open the WhatsApp application while in Airplane Mode, you will not be able to send or receive any messages because there is no active network connection available for the app to use.
However, it's important to note that some devices may have an exception where Wi-Fi can still be enabled even when Airplane Mode is activated. If your device allows this, and you manually connect to a Wi-Fi network after enabling Airplane Mode, then WhatsApp will be able to use the Wi-Fi connection to go online. But without any active wireless connections, activating Airplane Mode ensures that your device, including WhatsApp, is offline.
In summary, turning on Airplane Mode and opening WhatsApp means you will not be online unless you manually enable Wi-Fi and connect to a network.