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.

Follow ZDNET: Add us as a preferred source on Google. ZDNET's takeaways Privacy-centric messaging app Signal has a message backup option. The free tier stores up to ...

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Some strategies on how to best use Signal to keep your messaging secure. Some strategies on how to best use Signal to keep your messaging secure. is a senior science reporter covering energy and the ...