> ## Documentation Index > Fetch the complete documentation index at: https://choose-bridgeapp.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Trézor Bridge® | Introducing the New Trezor® App # Trezor Bridge: A Complete Guide to Installation, Setup, and Cryptocurrency Management Cryptocurrency security is an important consideration for anyone managing digital assets. Hardware wallets provide an additional layer of protection by keeping private keys isolated from ordinary internet-connected devices. Trezor offers hardware wallets designed to help users securely manage their cryptocurrency while maintaining control over their private keys. Trezor Bridge is a software communication component designed to help compatible web-based applications communicate with a Trezor hardware wallet. It plays an important role in connecting the physical device with supported wallet interfaces, allowing users to access accounts and authorize cryptocurrency transactions. Whether you are setting up your first Trezor wallet or troubleshooting an existing connection, understanding Trezor Bridge can help you manage your digital assets more efficiently. This guide explains what Trezor Bridge is, how it works, installation considerations, troubleshooting methods, and essential security practices. ## What Is Trezor Bridge? Trezor Bridge is a communication software component that enables compatible browser-based applications to interact with a connected Trezor hardware wallet. When a user connects a Trezor device to a computer, supported applications need a way to communicate with the hardware wallet. Trezor Bridge provides this communication layer for compatible environments. It helps applications detect the connected device, exchange information, and facilitate operations such as account access and transaction authorization. ### Key Functions of Trezor Bridge Device communication: Helps supported applications communicate with a connected Trezor hardware wallet. Wallet connectivity: Provides a communication pathway between compatible browser-based wallet interfaces and the physical device. Transaction interaction: Supports communication required when preparing and authorizing cryptocurrency transactions. Device recognition: Helps compatible applications identify and interact with connected Trezor devices. Wallet management support: Enables communication required for supported account and cryptocurrency management operations. Trezor Bridge does not store cryptocurrency or replace the hardware wallet. Its purpose is to support communication between compatible software and the physical device. ## How Does Trezor Bridge Work? [Crypto Wallets 101: Choosing Between Hot and Cold Storage | Cryptoradar](https://images.openai.com/static-rsc-4/n_qZ2Ogl5iLi4qvyEWY6oI-MOpkggDbK6Z2YAwKg9RykFxxlawoGZXSZo61WNZubYw720Xad85jIdFLsWoSVYT4TG9JRA_0wm59S9e4KzTQC-bN4oMouGXfzacKzm5FoZq1MvPDn9MBjmyUF6zcNdZCfAHc521nCKmbfM-zA-dI?purpose=inline) [onboarding - Trezor Suite](https://images.openai.com/static-rsc-4/tvdX9vE-G_vh0__v-wRaE551yY3cLtGIVb1gxRzb0D2J-tgNfhlfA3ZGYAViytDb102NdbkhrxtxZ-Tw_UKqVEI8WNAGJEroKD-BCUIL040WAAqwoBEpX6JzDcH5LMwTNXmY21Z9Z-eSHrfYNVWpZmoMdXe1bF8j562cltAeW2g?purpose=inline) [How to install Trezor Bridge? - Bitcoin Stack Exchange](https://images.openai.com/static-rsc-4/yx26qNOn2r0WeVFcfjF0282KFq8C70frFtmfJSjSnfB9hCXg0OGw72SA4SMb2J-J3rvhPpjMFwTR_EoOdrs3my-LbBJVZ20tYQhRpeR0c-wfhp9koj-yW2LV4-XDUR-zDNXRpA9zBVgBC8csvDwKAIiLXvGLvOrR71fUiZLEyqo?purpose=inline) 6 Trezor Bridge works as an intermediary communication component between supported software and the hardware wallet. When a compatible application needs to communicate with a Trezor device, the communication process generally involves several stages. ### 1. Connecting the Hardware Wallet The user connects the Trezor device to a compatible computer using a supported USB cable. The device becomes available for communication with compatible software. ### 2. Launching Compatible Wallet Software The user opens Trezor Suite or another supported wallet interface. Depending on the application and operating system, the software may use an appropriate communication method to detect the connected device. ### 3. Establishing Communication When required, Trezor Bridge helps compatible browser-based applications communicate with the hardware wallet. The application can then request supported information or prepare operations involving the device. ### 4. Reviewing and Authorizing Transactions When a transaction requires authorization, the hardware wallet displays relevant information for the user to review. The user verifies the transaction details and confirms the operation directly on the device. This process helps ensure that important transaction approvals remain under the user's control. ## How to Install Trezor Bridge [onboarding - Trezor Suite](https://images.openai.com/static-rsc-4/tvdX9vE-G_vh0__v-wRaE551yY3cLtGIVb1gxRzb0D2J-tgNfhlfA3ZGYAViytDb102NdbkhrxtxZ-Tw_UKqVEI8WNAGJEroKD-BCUIL040WAAqwoBEpX6JzDcH5LMwTNXmY21Z9Z-eSHrfYNVWpZmoMdXe1bF8j562cltAeW2g?purpose=inline) [coin handler - Trezor Suite](https://images.openai.com/static-rsc-4/wv4hNWFv5QtN71FqNKov-3kvAQPdHaqfu-VYPt65eGidihnLPyGiv4zC2-aIjOBxqYyuZ-0MsQ54stX0HmuDclBqXBczpVreXfLswkKkK21Af_5ztcrZdYLFitB3WOdeIXEOyA6XH7i6Uc34xC69r-akB4894CQsevTZgPFKj3w?purpose=inline) [Crypto Wallets 101: Choosing Between Hot and Cold Storage | Cryptoradar](https://images.openai.com/static-rsc-4/n_qZ2Ogl5iLi4qvyEWY6oI-MOpkggDbK6Z2YAwKg9RykFxxlawoGZXSZo61WNZubYw720Xad85jIdFLsWoSVYT4TG9JRA_0wm59S9e4KzTQC-bN4oMouGXfzacKzm5FoZq1MvPDn9MBjmyUF6zcNdZCfAHc521nCKmbfM-zA-dI?purpose=inline) 4 Important: Trezor Bridge is a legacy communication component. Modern browsers can often communicate directly with compatible Trezor devices through WebUSB, and the Trezor Suite desktop application has its own connectivity support. A separate Bridge installation may only be necessary for certain browser, device, or application configurations. GitHub+2 ### Step 1: Visit the Official Trezor Website Open your browser and visit the official Trezor website. [Trezor Official Website](https://trezor.io/?utm_source=chatgpt.com) Navigate to the official setup or support resources to determine whether your device and application require Trezor Bridge. ### Step 2: Check Your Operating System Trezor Bridge has historically supported compatible Windows, macOS, and Linux systems. Before installing any software, verify that your operating system and browser are compatible with the version you intend to use. ### Step 3: Download the Appropriate Software If your supported application specifically requires Bridge, obtain the installer through Trezor's official resources. Do not download installers from unofficial websites or third-party file-sharing services. ### Step 4: Install the Software Open the downloaded installer and follow the instructions provided by your operating system. After installation, restart your browser or wallet application if prompted. ### Step 5: Connect Your Trezor Device Connect your hardware wallet using a compatible USB cable. Open the supported wallet application and follow the connection instructions. If the application recognizes the device, you can proceed with account management and supported cryptocurrency operations. ## Trezor Bridge vs. Trezor Suite Trezor Bridge and Trezor Suite serve related but different purposes. | Feature | Trezor Bridge | Trezor Suite | | :- | :- | :- | | Primary purpose | Device communication | Cryptocurrency management | | Software type | Communication component | Wallet application | | Account management | Not its primary function | Yes | | Portfolio tracking | No | Yes | | Transaction interface | No independent wallet interface | Yes | | Device connectivity | Supports compatible communication methods | Includes device connectivity | For most users, Trezor Suite is the recommended starting point for managing a Trezor hardware wallet. [Download Trezor Suite](https://trezor.io/trezor-suite?utm_source=chatgpt.com) ## Common Trezor Bridge Problems and Solutions ### Trezor Device Not Detected If your device is not detected: * Check that the USB cable supports data transfer. * Try another USB port. * Restart your browser or wallet application. * Check whether the application requires Bridge or supports WebUSB. * Verify that the device is unlocked and ready for connection. ### Trezor Bridge Is Not Running If a compatible application reports that Bridge is unavailable, check whether the communication component is installed and running. Restart the relevant application and follow the official troubleshooting instructions. ### Browser Compatibility Problems Some browsers support direct USB communication, while others may require a compatible communication component. Check the official Trezor documentation for your browser and device combination. ### Firmware Installation Problems If firmware installation fails, avoid disconnecting the device during an active installation unless the official recovery instructions require it. Follow the troubleshooting guidance provided by Trezor. ## Trezor Bridge Security Best Practices Security should remain a priority when connecting a hardware wallet to any software application. ### Download Software Only From Official Sources Always verify the website address before downloading wallet software or communication components. Avoid unofficial installers that imitate Trezor branding. ### Never Share Your Recovery Backup Your recovery backup provides access to your cryptocurrency accounts. Never enter it into a website or share it with someone claiming to help with a Bridge connection problem. ### Verify Transactions on Your Hardware Wallet Always review transaction details directly on your Trezor device before approving an operation. Check the recipient address, amount, and network carefully. ### Keep Software Updated Use supported versions of Trezor Suite, your browser, and your operating system. Because Bridge is a legacy component, verify its current support status before relying on it for ongoing wallet connectivity. GitHub+1 ## Frequently Asked Questions ### Is Trezor Bridge Required for Every Trezor Wallet? No. Some modern browsers support direct communication with compatible Trezor devices through WebUSB. Trezor Suite desktop also provides its own connectivity support. Requirements depend on your device, browser, and application. ### Is Trezor Bridge Free? Trezor Bridge has historically been available as a free communication component. Always obtain supported software through official Trezor resources. ### Does Trezor Bridge Store Cryptocurrency? No. Trezor Bridge is a communication component, not a cryptocurrency wallet or exchange. ### Can Trezor Bridge Access My Recovery Phrase? Bridge is designed to facilitate communication with the hardware wallet. Your recovery backup should remain private and must never be entered into an unofficial website or application. ### What Should I Use Instead of Trezor Bridge? For most users, the recommended option is the official Trezor Suite desktop application or a supported browser connection. [Trezor Official Support](https://trezor.io/support?utm_source=chatgpt.com) ## Conclusion Trezor Bridge is a communication component that helps compatible applications interact with Trezor hardware wallets. It has historically supported browser-based wallet connectivity and helped users manage cryptocurrency through compatible software. However, modern Trezor devices and applications may support direct USB communication or built-in connectivity, making a separate Bridge installation unnecessary in many situations. Users should verify their device and software requirements through official Trezor resources before installing legacy communication software. By using genuine software, protecting the recovery backup, verifying transactions, and keeping supported applications updated, users can maintain a more secure cryptocurrency management experience. This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.