Linux (Debian-based) Install Instructions

# NOTE: These instructions only work for 64-bit Debian-based

# Linux distributions such as Ubuntu, Mint etc.

# 1. Install our official public software signing key:

wget -O- https://updates.signal.org/desktop/apt/keys.asc | gpg --dearmor > signal-desktop-keyring.gpg;

cat signal-desktop-keyring.gpg | sudo tee /usr/share/keyrings/signal-desktop-keyring.gpg > /dev/null

# 2. Add our repository to your list of repositories:

wget -O signal-desktop.sources https://updates.signal.org/static/desktop/apt/signal-desktop.sources;

cat signal-desktop.sources | sudo tee /etc/apt/sources.list.d/signal-desktop.sources > /dev/null

# 3. Update your package database and install Signal:

sudo apt update && sudo apt install signal-desktop