That usually means your login session expired. Simply sign out and log back in to refresh authentication.
Auto-mute may be active in your settings or triggered by your phone’s proximity sensor. Disable it in app preferences and retry.
That happens when network packets are lost in transmission. Reconnect to a stable signal to restore normal audio clarity.
Some services block codes to VoIP numbers. Confirm your number supports SMS or try receiving via a different channel.
Grant the app permission to read your contacts. Then, refresh the list under “Sync Contacts”.
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