Trézor Bridge (commonly written as Trezor Bridge) is a small software utility that allows your computer and web browser to communicate securely with a Trezor hardware wallet. It runs in the background and helps ensure reliable connectivity between your device and Trezor applications.
Official Trezor resources:
Trezor Bridge serves as a communication layer between:
Your Trezor hardware wallet
Your web browser or desktop application
Supported cryptocurrency management tools
It enables secure USB communication while ensuring that private keys remain safely stored on the hardware device.
Trezor Bridge allows supported software to interact with your hardware wallet without exposing sensitive information.
After installation, Bridge runs quietly in the background and automatically detects connected Trezor devices.
Trezor Bridge is available for:
Windows
macOS
Linux
It helps browsers and applications recognize Trezor devices when direct communication is not available.
Many users now manage their wallets through Trezor Suite, which offers a more integrated experience and often eliminates the need for separate browser communication tools.
However, Trezor Bridge may still be useful for:
Certain browser-based wallet interfaces
Legacy integrations
Specific operating-system configurations
Trezor Bridge supports devices such as:
Trezor Safe 5
Trezor Safe 3
Trezor Model T
Reconnect the USB cable.
Try a different USB port.
Restart your browser.
Restart your computer.
Update Trezor Suite and firmware.
Ensure no other wallet software is using the device.
Disable conflicting browser extensions.
Reinstall Trezor Bridge if necessary.
Never enter your recovery seed into Trezor Bridge.
Download software only from official Trezor sources.
Verify transaction details on the device screen.
Keep firmware and software up to date.
If you're setting up a new Trezor device:
Visit the official setup page:
Install Trezor Suite.
Connect your Trezor device.
Follow the setup instructions.
Securely back up your recovery seed.
Trezor Bridge is a lightweight utility that helps establish secure communication between a Trezor hardware wallet and supported applications. While many users now rely primarily on Trezor Suite, Bridge remains an important compatibility tool for certain browser-based and legacy workflows, helping ensure reliable and secure device connectivity.