Hi Ingris, To clarify, are you concerned that since your Audio Hardware Preferences show 44.1 kHz and your audio files are 48 kHz, that when you export a new rendered video, your audio will be downgraded? If the answer is yes, you need not worry. The preferences you see there relate to your computer's devices for recording and playback of audio from Premiere. So for example, if you plugged in a new headset, the Audio Hardware Preferences would have options related to what that device supports. Your internal files would not be modified on export to the device settings. When you export your video, you choose the quality for video and audio independent from the Audio Hardware Preferences. To your question about changing the greyed out 44.1 kHz, that is not possible as it relates to the audio device's capability. Dean
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