How to Fix the Signal Mistakes You Don’t Know You’re Making

Signal has earned its reputation as one of the most secure messaging apps out there — end-to-end encryption, no ads, no trackers, and a nonprofit behind the wheel. For anyone concerned about privacy, it’s a solid choice. But just because an app is private by design doesn’t mean it’s foolproof in practice.

There are a few lesser-known settings and habits that can make the difference between using Signal safely… and accidentally leaking more than you meant to. From avoiding wrong group additions to tightening your privacy controls, here’s how to get the most out of Signal — without the slip-ups.