Adobe describes an alternative approach to changing the font size in a PDF that works on Acrobat 2017, 2020 and DC. It changes the default font for "Add Text" and general text editing features.

When you create a fillable PDF in Adobe Acrobat, you can change the font used by your clients to fill-in the form. You can use different fonts in different cells and can also change the font size and.

To change the font size in Notepad in Windows 11, you can go through the above-mentioned steps. In other words, you can open the Options panel and find the corresponding option.

The new 4.33.19759 build can now change your font size by using the pinch gesture - As you pinch, a circular preview window appears, ... There has also been some new PDF enhancements.