You can change your font size in Signal on the secure-messaging platform's desktop, Android, and iPhone apps.

If you find that a text in Android is either too big or too small, don't fret, it's a guide to changing the font size.

For some, the subtitle font and captions in Firefox’s Picture in Picture mode are too small. We explain how to make the font bigger.

How to increase the font size of outgoing emails Gmail offers an option to increase the font size of your text every time you write an email.