The top answer to this question[1] has a few suggestions. The dummy plug idea is interesting, although it doesn't actually physically disable the microphone. [

The top answer to this question[1] has a few suggestions. The dummy plug idea is interesting, although it doesn't actually physically disable the microphone. [1]https://security.stackexchange.com/questions/47345/surveillance-blocking-laptops-microphone-from-spying-on-you https://security.stackexchange.com/questions/47345/surveilla...