In the iOS 12.2 beta, Apple has improved the quality of the audio messages sent in the Messages app after switching to a new Opus codec at 24000 Hz, up from the previously used AMR codec at 8000 Hz.
The malware is launched after a user tries to place a call. The conversation is stored in the .amr file format, research at CA say. CNET contributor Don Reisinger is a technology columnist who has ...
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