Signal, an encrypted messaging service, lets you change the font size of the app's display and messages. You can change your font size in Signal on the platform's desktop, Android, and iPhone apps.

Unless you haven't been online in a week, you've probably noticed that Twitter changed its desktop layout. Whatever your opinion on the new layout, it's probably here to stay for the foreseeable ...

Spending hours staring at glowing screens has become the everyday norm of modern life, but it isn't the best habit for our vision. Aside from invoking a general sense of depressed ennui, doomscrolling ...

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