Signal Plugin License Key May 2026

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By The Dev Team | 4 min read

And if you’re like most engineers, your first question was: Wait, Signal is open source. Why is there a license key? signal plugin license key

# Stop the signal service sudo systemctl stop signal-server echo "SIGNAL_PLUGIN_LICENSE=YOUR_KEY_HERE" >> /etc/signal-server/env Restart and verify sudo systemctl start signal-server signal-admin plugins --verify 🔐 By The Dev Team | 4 min