Input devices like keyboards, touchscreens, webcams and game controllers are designed and built to digitise the information they receive before sending it to the computer CPU for processing.

In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

If you are facing such an audio issue on your computer, then this tutorial may help you resolve the issue. No audio input device found on Windows 11 ...

If your Audio Input and Output devices are uninstalled upon restart in Windows 11/10, follow this guide to fix the problem once and for all.