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Fn is a modifier key, and works like other modifiers keys, such as Ctrl, Shift, Alt and AltGr.For a standard modifier key, the microcontroller inside the keyboard sends a scancode for the modifier itself, which is then interpreted by the operating system and combined with other simultaneous key-presses.
Mac: The classic Mac OS supported system extensions known generally as FKEYS which could be installed in the System file and could be accessed with a Command-Shift-(number) keystroke combination (Command-Shift-3 was the screen capture function included with the system, and was installed as an FKEY); however, early Macintosh keyboards did not support numbered function keys in the normal sense.
On some devices, notably laptops, the Fn key may need to be pressed to use the magic SysRq key, e.g. on Thinkpad Carbon X1 the SysRq is activated by pressing Alt+Fn+S simultaneously, then releasing Fn and S while still holding Alt. [3] On a ChromeOS device, SysRq is activated by pressing Alt+Volume Up (F10)+<key>.
Usually located to the right of the function keys. Some laptops and compact keyboards also have a Function Lock - FN Lock. On these devices, a Fn modifier key is used to combine keys to save room and add non-standard functionality; a common use is merging the row with keys F1- F12 with keys that adjust settings such as display brightness, media ...
An updated Magic Keyboard design introduced in 2021 includes asymmetric corner keys, eject key assigned to Sleep, fn key assigned to Input Source, and F4-F6 function keys reassigned to Spotlight, Dictation/Siri, and Do Not Disturb. Using this new design, two additional model options also include Touch ID sensors in place of the lock key. This ...
ThinkPad is an American line of business-oriented laptop and tablet computers produced since 1992. The early models were designed, developed and marketed by International Business Machines (IBM) until it sold its PC business to Lenovo in 2005; since 2007, all new ThinkPad models have been branded Lenovo instead [5] and the Chinese manufacturer has continued to develop and sell ThinkPads to the ...
Most had US keyboards, and various methods were devised to make available the accented Polish letters. An established method was to configure the right Alt key as an AltGr key and to use it in combination with a Latin base letter to obtain the equivalent precomposed character (accented form of the letter). AltGr+A → ą; AltGr+C → ć; AltGr ...
Num Lock or Number Lock (⇭) is a key on the numeric keypad of most computer keyboards. It is a lock key , like Caps Lock and Scroll Lock . Its state affects the function of the numeric keypad commonly located to the right of the main keyboard and is commonly displayed by an LED built into the keyboard.