der Click
click
The action of pressing a button on a computer mouse in order to trigger an action on the screen.
Mit einem einzigen Click auf den Button bestätigte sie den Kauf.
With a single click on the button, she confirmed the purchase.

click
Loading your saved state.
click
The action of pressing a button on a computer mouse in order to trigger an action on the screen.
Mit einem einzigen Click auf den Button bestätigte sie den Kauf.
With a single click on the button, she confirmed the purchase.

This word is a loanword from English. Alongside the spelling 'Click', the Germanized variant 'Klick' is very common in German and is often used even more frequently.
Mit nur einem Klick können Sie die Software installieren.
With just one click, you can install the software.
The word is the basis for many common terms from the world of computers. These include, for example, 'der Mausclick' (mouse click), 'der Doppelclick' (double-click), or 'der Rechtsclick' (right-click).
Öffne das Menü mit einem Rechtsclick.
Open the menu with a right-click.
When the action of pressing is meant, the phrase 'einen Click machen' (to make a click) or the prepositional construction 'mit einem Click' (with one click) is often used.
Du musst nur einen Click auf das Symbol machen, um das Programm zu starten.
You only have to make one click on the icon to start the program.
In the meaning as a metric, the word is usually used in the plural ('Clicks'). Typical verbs in this context are 'generieren' (to generate), 'zählen' (to count), 'messen' (to measure), or 'kaufen' (to buy).
Unsere neue Werbeanzeige hat schon über 10.000 Clicks generiert.
Our new advertisement has already generated over 10,000 clicks.
When the sound is meant, 'Click' is often used with verbs of perception such as 'hören' (to hear). Adjectives like 'leise' (quiet) or 'laut' (loud) describe the sound more precisely.
Ich hörte ein leises Click, als er die Tür abschloss.
I heard a quiet click as he locked the door.
to click
'klicken' and 'der Click' are closely connected, but they are different parts of speech. 'klicken' is a verb: you click with the mouse, or something makes a short, hard sound. 'der Click' is a noun: it refers to the individual action, the number of such actions on the internet, or the short sound. Learners may confuse the words because they look similar and appear together in digital contexts. If you want to say what someone does, use 'klicken'. If you mean an action, a number, or a sound, 'der Click' fits.

Die Anzeige bekam an einem Tag über tausend Clicks.
The ad received over a thousand clicks in one day.
Bitte klicke auf den blauen Button, um die Datei zu öffnen.
Please click on the blue button to open the file.