9/16/2023 0 Comments Change volume serial number linux![]() ![]() To increase/decrease the volume use +/- after the number, use amixer set Master 10%+ Other useful commands pointed out in the comments: ![]() If PulseAudio is not your default device, you can use the -D switch: amixer -D pulse set Master 50% Note the % sign, without it, it will treat the value as a 0 - 65536 level. Master is the control name and should match one that you see when running without parameters. Then use amixer with the set command to set the volume.įor example, to set the master channel to 50%: amixer set Master 50% Commonly, you might have PulseAudio and a hardware sound card to select from. Use F6 to see and switch between devices. You can also use alsamixer without parameters (from the same package) to get a more visual overview. Run amixer without parameters to get an overview about your controls for the default device. It's in the alsa-utils package on Ubuntu and Debian. ![]()
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