Introduction
Trezor Bridge acts as a secure local gateway between your Trezor wallet and desktop or web applications. It maintains consistent performance across platforms while ensuring your private keys remain on the device.
Why Trezor Bridge is Important
Without Bridge, browsers and operating systems may have inconsistent USB access. Bridge provides a trusted interface, standardizing communication and keeping sensitive operations offline.
Highlighted Features
Cross-platform compatibility
Automatic device detection
Local-only operation, keys stay on device
Lightweight background process
Developer-friendly API and docs
Signed releases for integrity
Installation Guide
- Windows: Run the installer and approve drivers.
- macOS: Open System Preferences → Security if blocked.
- Linux: Install packages and configure USB permissions.
Security Tips
- Always download from Trezor.io/start
- Keep OS and browser updated
- Verify prompts on the device
- Only authorize trusted applications
Troubleshooting Common Issues
- Device not detected: reconnect or restart Bridge
- Browser problem: clear cache and restart
- Installation blocked: adjust security settings
Advanced Workflows
Bridge can be used in combination with offline or air-gapped wallets. Unsigned transactions can be prepared offline and securely signed through Bridge-enabled sessions.
Pros
- Reliable cross-platform communication
- Keys always remain on the device
- Enhances wallet app stability
Cons
- Requires installation per computer
- Small local software footprint
- Needs updates occasionally
FAQ
Do I always need Bridge?
For web-based wallets, yes. Native Trezor Suite may not require it on some platforms.
Is it safe?
Yes. Keys stay on the device; Bridge only facilitates secure communication.
Can I run it on Linux?
Yes, following udev and permission setup.