Connect Your Trezor to Web Applications Securely

Trezor Bridge is the essential background communication tool that enables your Trezor hardware wallet to interact seamlessly with web browsers and decentralized applications (dApps).

Download Trezor Bridge

What is Trezor Bridge?

Trezor Bridge is a lightweight, background-running software designed by SatoshiLabs. Its primary purpose is to act as a secure intermediary between your Trezor hardware device (like the Model One, Model T, or Trezor Safe) and your web browser. In the modern crypto landscape, browsers do not have built-in capabilities to talk directly to USB hardware for security reasons. Trezor Bridge fills this gap by providing a localized communication daemon that ensures your private keys never leave your device while allowing you to sign transactions on the web.

Encrypted Channels

All data transmitted through Trezor Bridge is encrypted, ensuring that even if your computer is compromised, the connection to your hardware wallet remains a "closed loop."

Zero Configuration

Once installed, it runs silently in the background. You don't need to manually launch it every time you want to check your balance or send Bitcoin.

Broad Compatibility

Trezor Bridge supports all major operating systems including Windows 10/11, macOS, and various Linux distributions (RPM and DEB).

How to Install Trezor Bridge

Follow these simple steps to establish a secure connection between your wallet and the web.

1
Download the Installer: Visit the official Trezor download page and select the version compatible with your OS (Windows, Mac, or Linux).
2
Run the Application: Open the downloaded file and follow the on-screen prompts. For Windows users, you may need to grant administrator permissions.
3
Verify Connection: Plug in your Trezor device via USB. Open Trezor Suite (web version) or a compatible dApp. The software should recognize your device immediately.
4
Update Regularly: To maintain the highest security standards, always ensure you are running the latest version of Trezor Bridge.

Security Benefits of Using Trezor Bridge

When you use Trezor Bridge, you are opting for a non-custodial security model. Unlike browser extensions which can sometimes be susceptible to "man-in-the-browser" attacks, the Bridge operates as a standalone process. This isolation is critical for protecting your digital assets from phishing and malware.

Key Security Features:

  • Localhost Communication: It only listens to requests coming from your own machine, preventing remote execution attacks.
  • No Private Key Exposure: The software only handles public data and transaction requests. The actual signing of the transaction occurs inside the Trezor hardware.
  • Open Source Integrity: Just like the Trezor firmware, the Bridge is open-source, allowing the global security community to audit the code for vulnerabilities.

Frequently Asked Questions

Is Trezor Bridge still necessary?

While the Trezor Suite Desktop app has it built-in, you still need Trezor Bridge if you prefer using the Trezor Suite Web version or connecting to third-party sites like MetaMask.

What if my device isn't recognized?

Ensure you are using the original USB cable. Sometimes, faulty cables or USB hubs can prevent the Bridge from detecting the hardware.