Steps to follow:
Step 2: Generate a QR Code <<HERE>>
Step 3: Next step you must scan the QR code using the Camera of your Mobile.
Press on the QR Code icon inside the App Zoiper:
Step 4: Finally add the Username and Password of your VoIP Line.
These credentials you will receive them via email when they were created.
And that will be all you need, make sure you have a good internet connection with stable signal and you will be aready to connect your calls with Megacall