This activity gets the current date according to the system time. By default it saves it to a variable. This means that an 'Assign value to variable' activity block connected to the 'Get current date' you have placed will also appear in the canvas. The date will be saved in it.
It is also important to mention that such variables format is Date, not String or anything else.
This activity is quite simple to use and does not have any parameters. Let us illustrate it. In this example we displayed the current date using 'User notification' activity.
At the beginning of the output there is the date (year - month - day format), and then the time in 24h format.
Since this is more of a 'technical' date representation, we recommend you to check this article which explains how to convert it into more convenient formats. Export to format
A simple workflow example
The current date displayed in the notification window