samsung note9 video audio problem

[kIl]

There are random times i record clips and turns out that there were no audio in the recording. I didnt change any settings. What seems to be the problem? This gets me frustrated.

[Samsung_specialist]

Hey there,

Can you please contact our call center on 800 7267864 and request Remote Management to help you with your concern.

Thank you

[kIl]

is this free of charge?