Samsung Galaxy J1 User Manual page 135

Change the Font Style and Size
You can set the font style and size for all text that displays on the
screen.
1. From a Home screen, tap
Tap Font style to choose a font.
2.
Tap Download to find new fonts from the Google Play
•
Store.
Tap Font size to adjust the size of the font.
3.
Settings
Apps > Settings > Display.
126
Display Settings