Linux · System Config, Time & Hardware

Speakers stay silent even though the hardware is fine — what's the usual cause, and how do you fix and then verify it from a text console?

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More in System Config, Time & Hardware

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Which boot loader does nearly every Linux distribution install by default, and where does it typically go?

Coming from Windows, an admin reflexively reboots after editing a config file. When is a reboot actually required on Linux, and what do you do instead?

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