How Do I Change Font Size on Android Toolbar?

How do I change the text size on my Android toolbar?

I just want to change the font!

1. Step 0: Add the support library. Set minSdk to 16+. …
2. Step 1: Make a folder. Add a font to it. …
3. Step 2: Define a Toolbar theme. <!– …
4. Step 3: Add a toolbar to your layout. Give it your new theme. …
5. Step 4: Set Toolbar in your Activity. …
6. Step 5: Enjoy.

How do I change the font size on my toolbar?

To change the text size in output views you can either use the Font button [A] and set the scaling factors for print and screen, or hold down the CTRL button and scroll the mouse wheel for a temporary change in text size.