Trezor Bridge® | Official Trezor Connection
When setting up your Trezor hardware wallet, you may come across a tool called Trezor Bridge. If you’re wondering what it does and whether you need it, this guide explains everything clearly and simply.
Trezor Bridge is a communication tool developed by SatoshiLabs to allow your computer’s web browser to communicate securely with your Trezor hardware wallet. It acts as a background service that creates a safe connection between your device and supported web applications like Trezor Suite.
Why Is Trezor Bridge Important?
Hardware wallets like the Trezor Model One and Trezor Model T are designed to keep your private keys offline. However, when you want to send cryptocurrency, check balances, or confirm transactions, your device must interact with your computer.
Browsers alone cannot directly communicate with USB devices in a secure way. That’s where Trezor Bridge comes in.
Trezor Bridge:
- Enables secure USB communication
- Replaces older browser extensions
- Runs quietly in the background
- Improves compatibility across browsers
Without it, your browser may not detect your Trezor device properly.
How Trezor Bridge Works
Once installed, Trezor Bridge runs as a small background service on your computer. When you connect your Trezor and open Trezor Suite or a supported web wallet, Bridge securely relays information between your device and the browser interface.
Importantly, Trezor Bridge does not store your private keys. All sensitive cryptographic operations happen inside your hardware wallet. Bridge simply acts as a messenger — not a storage tool.
How to Install Trezor Bridge
Installing Trezor Bridge is straightforward:
- Visit the official Trezor website.
- Download the correct version for your operating system (Windows, macOS, or Linux).
- Install and restart your browser.
- Connect your Trezor device.
Once installed, it works automatically in the background.
Is Trezor Bridge Still Required?
In many cases, users running the desktop version of Trezor Suite may not need Trezor Bridge separately, since Suite can manage communication directly. However, if you’re using the web version or certain browsers, Bridge may still be necessary.
Always download Trezor Bridge only from official sources to avoid phishing or malware risks.
Final Thoughts
Trezor Bridge plays a small but important role in the Trezor ecosystem. It ensures smooth, secure communication between your computer and hardware wallet without compromising your private keys.
If your device isn’t being detected or you’re using a browser-based wallet interface, installing Trezor Bridge is often the solution. While it works behind the scenes, it helps maintain the seamless security experience Trezor users rely on.