Caps Lock

Letters of non-bicameral scripts (e.g. Arabic, Hebrew, Hindi) and non-letter characters are generated normally.

It mechanically locked the typebars in the shifted position, causing the upper character to be typed upon pressing any key.

[1][2][3] Pieter Hintjens, the CEO of iMatix, started a "Capsoff" organization proposing hardware manufacturers delete the Caps Lock key.

[1] Google has removed the Caps Lock on the Chromebook keyboard, replacing it with the "Everything Button"; the caps-lock function is then reproduced using an "alt" key combination.

Typical Caps Lock behavior is that pressing the key sets an input mode in which all typed letters are uppercase, if applicable.

Some keyboard drivers[example needed] include a configuration option to deactivate the Caps Lock key.

In the Unix communities of the ex-USSR countries, Caps Lock key is traditionally used as input language switcher, convenient for usage with touch typing.

Default Russian and Ukrainian layouts for FreeBSD specify Caps Lock as input language switcher.

Most apps that request users to input a password do not display it on screen, so as not to expose it to prying eyes.

As such, help guides, tech support materials, and app user interfaces may include warnings on checking the Caps Lock state before typing a password.

In Microsoft Windows login screens, a warning that Caps Lock is on is shown in a balloon near the field.

In Microsoft Windows, there are keyboard layouts, such as Swiss German, whose keys generate unrelated, non-uppercase symbols when pressed before ⇧ Shift.

The keyboards of some early computer terminals, including the Teletype Model 33 ASR and Lear-Siegler ADM-3A, the Apple II, and a few Apple Keyboard models retained the Control key where PC/XT first had it; Caps Lock was either absent on these devices or was placed elsewhere.

The second observation on June 28 was added by Arnold in memory of American pitchman Billy Mays.

The Caps Lock key on a PC keyboard with US keyboard layout (near upper-left corner, below the Tab key and above the left Shift key )
a finger depresses the shift lock lever
Caps Lock on an Apple keyboard . The green LED on the key is lit, indicating that Caps Lock is on.
Modern keyboard that can exchange Caps Lock and left Control keys
Tilde Exclamation mark At sign Number sign Dollar sign Percent sign Caret Ampersand Asterisk Parenthesis Parenthesis Underscore Plus sign Backspace Backtick 1 (number) 2 (number) 3 (number) 4 (number) 5 (number) 6 (number) 7 (number) 8 (number) 9 (number) 0 Hyphen-minus Equals sign Backspace Tab key Q W E R T Y U I O P Curly bracket Curly bracket Vertical bar Tab key Q W E R T Y U I O P Square bracket Square bracket Backslash Caps lock A S D F G H J K L Colon (punctuation) Quotation mark Enter key Caps lock A S D F G H J K L Semicolon Apostrophe Enter key Shift key Z X C V B N M Bracket Bracket Question mark Shift key Shift key Z X C V B N M Comma (punctuation) Full stop Slash (punctuation) Shift key Control key Windows key Alt key Space bar Alt key thumb Menu key Control key