Some carriers don’t return confirmation reports for VoIP numbers. You can still verify delivery in the chat log if the status shows “Delivered.”
The sender may be using unsupported Unicode or emojis. Ask them to resend using plain text to ensure compatibility.
Yes — you can log in with the same credentials on several devices. Just note that active calls work on one device at a time.
Each minute of HD voice call uses about 1MB of data. Use Wi-Fi when available to avoid mobile data charges.
Yes, tap “Add Call” to merge another participant into your existing call. Up to 5 participants are supported.
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