Mobile data network or send MMS messages. To do this please follow these steps:
Call waiting notifies you (with a soft dual bleep), if someone is trying to call you whilst you are already in a call.
You can set up and use call waiting with the following commands:
On most phones you will be able to activate this feature via the onscreen instructions, and in some cases merge the current and incoming calls together. However, if you device has no onscreen options, please try the below:
Note Send = Green or the button used to start a normal call call
If you have an Android handset, like a Samsung, Sony, Huawei, LG, OnePlus, Google, HTC etc. then use the Google Play Store.