Computer: do you know this key with hidden functions on the keyboard?

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Computers hold many secrets that are difficult to unlock if you are not a connoisseur. Indeed, some keys are very rarely used so that many people do not understand the interest or the usefulness that they can have.

Indeed, while many of us have noticed the “fn” key on the keyboard, few actually know what it is really for. However, this key which seems insignificant at first glance actually conceals many unsuspected functions which can prove to be particularly useful.

This key is located at the bottom left of the keyboard, generally to the left or right of “ctrl” depending on the model. To use it, simply press it simultaneously with other keys, generally located at the top, named “f1” and going up to “f12”.

On these keys it is possible to observe other symbols that correspond to the functions that the “fn” key can activate, which may vary depending on the computer. Here is the list: