How To Mute and Unmute Mic Using Keyboard on Windows 11

首先需要确保已从nircmd官网下载并解压了nircmd工具。 然后，在命令行界面中，通过输入“nircmd.exe mutesysvolume 1”可以将系统声音静音，“1”表示启用静音模式。

Mute mic on Windows 11, with Hotkeys 2 and nircmd. Contribute to paul-hr/Mute-Mic-Win11 development by creating an account on GitHub.

軟體分x86和64bit的版本，下載地址在官網的最下面。 請大家自行前往下載使用。 NirCmd調整音量，有3個參數：changesysvolume，setsysvolume，mutesysvolume。 (1) changesysvolume： 調整音量，把當前音量增大或者減小的幅度，正數表示增大，負數表示減小。

In the [action] parameter, specify 1 for mute, 0 for unmute, or 2 for switching between mute and normal state. The second parameter is optional, and you can specify one of the following sound components: master, waveout, synth, cd, microphone, phone, aux,

There's user-friendly interactive script I made for simplification that depends on nircmd. Having read these posts and having looked for alternatives I decided to write my own command line utility, called SetVol, to set the volume.

Mute/unmute the system volume. In the [action] parameter, specify 1 for mute, 0 for unmute, or 2 for switching between mute and normal state. The second parameter is optional, and you can specify one of the following sound components: master, waveout, syn

NirCmd 是一套 NirSoft 發行的免費命令列工具集，提供許多控制 Windows 的參數。