Applies to: Signal Private Messenger (iOS, Android)Last updated: September 2025 Problem If someone gains access to your phone number (through a breach, SIM-swap, or phishing attack), they could attempt to register your number on...
Applies to: Signal Private Messenger usersLast updated: September 2025 Problem In August 2022, cloud communications company Twilio suffered a security breach. Twilio provides services to many apps, including Signal, which relies on Twilio for...
Applies to: Signal Messenger (Android, iOS, Desktop)Last updated: September 2025 Problem Scammers sometimes use Signal to trick users into sharing personal information, money, or account details. Common tactics include impersonation, phishing links, and fake...
Applies to: Signal Messenger (Android, iOS, Desktop)Last updated: September 2025 Problem Messages in Signal arrive late, only deliver when you open the app, or show long delays. This usually happens due to background restrictions,...
Applies to: Signal Desktop (Windows, Mac, Linux) + Signal Mobile (Android, iOS)Last updated: September 2025 Problem Messages you send or receive on your phone don’t appear on Signal Desktop, or messages sent from Desktop...
Applies to: Signal Desktop (Windows, Mac, Linux)Last updated: September 2025 Problem Many users install Signal Desktop but don’t fully use its features, or run into issues with syncing, notifications, or device management. Solution By...
Applies to: Signal Messenger (Android, iOS, Desktop)Last updated: September 2025 Problem You may want to stop someone from messaging, calling, or seeing your profile details on Signal. Later, you might decide to unblock them....
Applies to: Signal Messenger (Android, iOS, Desktop)Last updated: September 2025 Problem Photos, videos, or documents in Signal fail to download, get stuck, or show errors. Sometimes only certain files won’t download, while text messages...
Applies to: Signal Messenger (Android, iOS)Last updated: September 2025 Problem You may want to increase your privacy on Signal by limiting who can see your last seen, online status, or profile photo. Solution Signal...
Applies to: Signal Messenger (Android, iOS)Last updated: September 2025 Problem Signal media (photos, videos, voice notes, documents) can quickly fill up your device storage. Since Signal doesn’t use cloud storage, large caches and attachments...
