Trezor Bridge

What is Trezor Bridge?

Trezor Bridge is an essential background software developed by SatoshiLabs that enables secure communication between your Trezor hardware wallet (Model T or Model One) and web applications such as Trezor Suite, MetaMask, MyEtherWallet, and other compatible platforms.

Unlike the older Chrome extension or direct USB methods, Trezor Bridge runs silently in the background as a local server, allowing modern browsers (Chrome, Firefox, Edge, Brave, etc.) to securely interact with your Trezor device without requiring outdated plugins.

Why Do You Need Trezor Bridge?

• Enables Trezor Suite desktop app to recognize your device
• Allows third-party wallets (MetaMask, Rabby, etc.) to connect via WalletConnect or direct protocol
• Replaces deprecated browser extensions that are no longer supported
• Provides encrypted communication channel between browser and hardware wallet
• Works across Windows, macOS, and Linux
• Automatically updates to the latest security patches

How to Install Trezor Bridge (2025 Latest Method)

Follow these simple steps:

1. Go to the official website: trezor.io
2. Navigate to Support → Trezor Bridge
3. Click “Download Trezor Bridge” (it auto-detects your operating system)
4. Run the installer (.exe for Windows, .pkg for macOS, .deb/.rpm for Linux)
5. Allow the installation to complete – no restart needed
6. Open Trezor Suite – it will automatically detect the Bridge

Common Issues & Troubleshooting (2025)

Even with the latest version (2.0.33+ as of November 2025), some users face issues. Here are the most common fixes:

• “Bridge not running” error → Restart Trezor Bridge from system tray (Windows) or menu bar (macOS)
• Device not detected → Try different USB cable/port, disable VPN, allow trezord in firewall/antivirus
• High CPU usage → Normal during first launch; update to latest Bridge version
• Conflict with old Trezor Chrome extension → Completely uninstall old extension
• Linux udev rules issue → Run the official udev script from Trezor GitHub

Security Features of Trezor Bridge

Trezor Bridge was designed with maximum security in mind:

• Local-only communication (127.0.0.1) – never exposes your device to the internet
• All traffic encrypted with TLS
• No private keys ever leave your Trezor device
• Automatically blocks malicious websites trying to access your device
• Open-source code audited by third-party security firms

Trezor Bridge vs Trezor Suite Web (No Installation Needed)

Trezor now offers a web version at suite.trezor.io that works without installing Bridge in many cases (especially on Model T with USB-C and modern browsers). However, Trezor Bridge is still required for:

• Third-party wallet integrations (MetaMask, etc.)
• Advanced features like coinjoin, cardano, etc.
• Maximum compatibility and reliability

Conclusion

Trezor Bridge remains the backbone of secure desktop interaction with Trezor hardware wallets in 2025. While the web version reduces the need in some scenarios, installing the official Trezor Bridge ensures you have full access to all features and maximum compatibility with the growing ecosystem of decentralized applications.

Keep it updated, download only from the official source, and your Trezor will continue to be one of the safest ways to store Bitcoin, Ethereum, and thousands of other cryptocurrencies.