My modem is making some high frequency sound and it's disturbing my sleep!

Jun 14, 2018
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My modem is making some high frequency sound. No clue what it is considering its not dial-up, lol.
It's connected to the phone line because here in Australia thats the best we can do. I don't know if that would change anything. It's not loud, but it's quite overpowering when nothing is on.