About Trezor Bridge
Trezor Bridge is the secure communication service that allows your Trezor hardware wallet to talk safely with web browsers and desktop software. It acts as a digital “bridge,” creating a trusted local environment so that your private keys never leave the device.
When you use Trezor Suite or a third-party wallet, Bridge ensures all requests are verified and transmitted through an encrypted channel. No browser plugin, no risky remote connection — only direct communication between your computer and your Trezor.
Why Crypto Users Need Trezor Bridge
Unlike browser extensions that expose data to websites, Trezor Bridge runs locally, protecting you from malicious scripts or fake wallet pop-ups. Every signature, transaction, and authentication step remains offline inside the hardware device.
For new crypto holders, Bridge removes complexity. For experienced traders, it guarantees peace of mind — especially when handling large portfolios or frequent DeFi interactions.
Core Security Benefits
1. Local Encryption
Bridge uses a local loopback protocol so no private data leaves your system. This isolates the wallet from network attacks.
2. Verified Actions
Every transaction must be confirmed physically on your Trezor screen. Bridge only relays encrypted commands, never signs automatically.
3. Open-Source Transparency
All Bridge code is open on GitHub, letting anyone audit its logic. Transparency is Trezor’s strongest proof of trust.
Download Trezor Bridge
Official installers for Windows, macOS, and Linux are available at trezor.io/bridge. Always download directly from this verified page — never from third-party sites or ads.
Once installed, Bridge runs silently in the background and launches automatically when your device is connected. It integrates instantly with Trezor Suite and compatible wallets like Electrum or Exodus.
Compatibility & Updates
Trezor Bridge supports the latest versions of Chrome, Edge, Firefox, and Brave. Regular updates from SatoshiLabs deliver new security patches and performance improvements. You can check version notes and verify file signatures at support.trezor.io.
Keeping Bridge updated is vital. Old versions may fail to detect devices or miss critical patches. The installer automatically replaces outdated builds without erasing settings.
For Developers
Developers integrating Trezor support can use the Bridge API described in the official documentation. It exposes endpoints for device enumeration, message passing, and connection control. Because it’s open-source, engineers can adapt it to enterprise environments or custom desktop apps.
Developers can report issues or submit improvements directly on the Trezor Bridge GitHub repository.
Privacy Practices
Bridge collects no personal data, no wallet balances, and no transaction logs. It’s entirely client-side software. This aligns with Trezor’s mission of full self-custody — your assets, your control. The software sends only minimal telemetry, used solely to ensure proper functionality.
Performance & Reliability
Trezor Bridge is optimized to use almost zero CPU and memory while maintaining constant connectivity. It reconnects automatically if your cable is unplugged or your browser restarts. Light footprint, strong encryption, and persistent uptime make it ideal for professionals running multiple wallets simultaneously.
Common Troubleshooting
If your Trezor is not recognized, first restart Bridge. On Linux, grant USB permissions as shown in the official guide. Ensure you have only one Bridge instance running and no conflicting USB drivers. The Trezor Suite “Device not found” page includes quick repair options.
Conclusion
Trezor Bridge is more than just software — it’s the unseen shield that lets your hardware wallet communicate securely with the internet. By combining open-source development, strict encryption, and user transparency, Bridge empowers you to manage cryptocurrency confidently, free from external risks. Always update through trezor.io and keep your digital assets protected the right way.