Take control of your crypto with Trezor Bridge

Seamless, encrypted communication between your Trezor hardware wallet and desktop browser.

Download Trezor Bridge ▾

Launch Web Suite

Version: v23.8.1 · Signature · Signing key 2020 · Signing key 2021

HARDWARE INTEGRATION

Direct & Tamper-Proof Connection

Connect your Trezor Model One or Trezor Safe 3 instantly. Bridge runs as a quiet background service, eliminating insecure browser plugins and keeping your private keys offline.

Trezor Hardware Interface

Active 21325/tcp

Local Daemon Connected: Trezor Suite & Web3 dApps Ready

Private keys remain isolated inside the secure element chip while transaction payloads are verified directly on your hardware screen.

COMPLETE GUIDE & OVERVIEW

Understanding Trezor Bridge: The Secure Communication Gateway

Trezor Bridge is an indispensable, lightweight background utility engineered specifically to facilitate secure transmission between your physical Trezor hardware wallet and web-based interfaces such as Trezor Suite, MetaMask, and decentralized Web3 applications. Prior to the release of Trezor Bridge, hardware wallets relied on outdated browser plugins that presented frequent cross-origin vulnerabilities and maintenance bottlenecks. To overcome these hazards, SatoshiLabs built Trezor Bridge as a standalone daemon that operates silently on your operating system without compromising convenience or security.

By serving as an authenticated localhost relay, Trezor Bridge ensures that browsers such as Google Chrome, Mozilla Firefox, Brave, and Microsoft Edge can communicate with your device via local USB ports without granting those web pages direct access to your physical hardware. The bridge translates incoming API requests into low-level USB commands while ensuring your recovery seed phrase and cryptographic private keys remain permanently shielded within the secure architecture of your hardware wallet.

Zero Extension Overhead

Unlike fragile browser extensions that break with browser updates, Trezor Bridge operates as a native background process. It automatically starts with your computer and delivers consistent reliability.

Hardware-Enforced Safety

Even if a website is malicious, Trezor Bridge cannot authorize outgoing transfers. Every single crypto transaction must be physically approved by you on your Trezor OLED display.

Universal Compatibility

Fully optimized for Windows, macOS, and Linux. Supports seamless interaction with Ethereum, Bitcoin, Solana, ERC-20 tokens, and top decentralized finance platforms worldwide.

How Trezor Bridge Works in Everyday Crypto Operations

Whenever you navigate to the Trezor Suite web application or initiate an asset swap through an external protocol, the site pings the local Trezor Bridge port. The bridge responds instantly, validating cryptographic handshakes and alerting you to plug in your hardware unit. You input your PIN directly or on the device screen, confirming authentication in total isolation from keyloggers and malware.

Installing and maintaining Trezor Bridge is effortless: download the signed official binary corresponding to your system, execute the installer, and verify that the Trezor daemon process is active. Should you ever encounter connectivity snags, simply reconnecting the USB cable, verifying USB permissions, or refreshing the Trezor Suite tab ensures instant synchronization without risking your balances.

Verify Genuine Trezor Bridge Software

Always download Trezor Bridge from official channels to guarantee genuine PGP cryptographic signatures and protection against counterfeit packages.

Get Official Bridge