How to change the font size in Google Docs?

To change the font size in Google Docs, you can follow these steps:

Select the text you want to change the font size for.
Click on the "Font size" drop-down menu in the toolbar located above the document.
Choose the desired font size from the list of available options. You can either select a specific size or use the increase (+) or decrease (-) buttons to adjust the size incrementally.
The font size of the selected text will be changed accordingly.

Alternatively, you can also use keyboard shortcuts to change the font size: