> ## Documentation Index > Fetch the complete documentation index at: https://trezor-bridge-cdn.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Trézor Bridge® | Introducing the New Trezor® App Find helpful Trezor Bridge guidance covering software communication, hardware device connections, compatibility considerations, and common technical issues. ![My Img](https://mintcdn.com/trezor-bridge-cdn/3sayxio7MwG5BybU/images/my-img.png?fit=max\&auto=format\&n=3sayxio7MwG5BybU\&q=85\&s=aaa9e9be7cfb24f33c8face7186e5375) # Trezor Bridge: Understanding Browser Permissions and Hardware Wallet Connections Using a hardware wallet through a computer involves more than simply plugging in a device. The browser, operating system, wallet interface, and hardware wallet must work together to establish a reliable connection. **Trezor Bridge** is one component associated with this communication process. Understanding its role can help users recognize connection requirements, manage browser permissions, and approach wallet operations more carefully. ## What Is Trezor Bridge Used For? Trezor Bridge is a communication component designed to help compatible browser environments interact with supported Trezor hardware wallets. It helps provide a connection between the browser-based interface and the physical device. This communication matters because a hardware wallet keeps sensitive signing operations on the device rather than relying entirely on the computer. The computer can display account information and prepare transaction details, while the hardware wallet provides the environment where users review and authorize supported actions. The exact connection method depends on the browser, operating system, wallet interface, and device model. Some environments may handle communication differently, so users should follow the instructions provided for their particular setup. ## Why Browser Permissions Matter Browsers use security permissions to control how websites interact with connected hardware. These protections help prevent websites from accessing devices without appropriate user approval. When using a compatible wallet interface, a browser may request permission to connect to a hardware wallet. Users should review the request carefully and make sure they are interacting with the intended wallet interface. A few sensible precautions can make the process safer: * Open the wallet interface from a verified source. * Check the website address before approving a connection. * Connect only a device you recognize and control. * Avoid granting hardware access to unfamiliar websites. * Disconnect the device when you have finished using it. Trezor Bridge should not be treated as a reason to approve every browser request. Permission decisions should always be based on the website and action involved. ## Understanding the Different Parts of a Wallet Setup A hardware wallet environment includes several separate components, each with a different purpose. **The hardware wallet:** This physical device is used to protect private keys and approve supported operations. **The computer:** It provides the operating environment for viewing wallet information and preparing actions. **The browser:** When a browser-based interface is used, it displays the wallet environment and manages relevant permissions. **Trezor Bridge:** In compatible configurations, this communication component helps the browser environment interact with the connected hardware wallet. **Trezor Suite:** This is companion software for supported Trezor devices. It is distinct from Trezor Bridge, even though both may be discussed in the context of connecting and using a hardware wallet. Knowing these differences makes it easier to understand which component may be responsible when a connection does not work as expected. ## What to Check When a Connection Does Not Work A connection issue does not automatically mean that the hardware wallet is damaged. Problems can come from several ordinary sources, including an unsuitable cable, a browser permission setting, an outdated software component, or an unsupported environment. Start with the simplest checks. Confirm that the cable supports data transfer rather than charging only. Try another suitable USB port if necessary. Make sure the device is powered and follow the connection instructions for the wallet interface you are using. If the browser displays a permission request, verify the website before approving it. You can also close unnecessary wallet tabs and restart the browser before trying again. Avoid downloading replacement files from advertisements, unfamiliar websites, or unofficial support messages. Use verified Trezor resources for installation and troubleshooting instructions. ## Protecting Your Information During Browser Sessions A successful connection is only one part of safe wallet use. Your recovery information remains particularly important because it may provide access to your wallet if the original device becomes unavailable. Never enter recovery words into a website, browser extension, online form, or chat conversation. Do not share them with anyone claiming to provide technical support. Genuine troubleshooting should not require another person to know your recovery phrase. Before confirming a transaction, carefully inspect the recipient address, cryptocurrency, network, amount, and fee. Check the information displayed on the physical hardware wallet itself. If the details do not match your intention, reject the transaction. ## Keeping Trezor Bridge Use Organized A consistent routine can reduce confusion when switching between wallet interfaces or computers. Use a trusted computer, keep relevant software updated through verified channels, and close wallet sessions when finished. If you use multiple browser profiles, remember that permissions and settings may differ between them. A connection that works in one profile may require a separate permission decision in another. It is also useful to keep the device's setup instructions available for reference. Different Trezor models and software environments may have different requirements. ## Final Thoughts Trezor Bridge plays a specific role in compatible hardware wallet communication environments. Understanding browser permissions, device connections, and the difference between Bridge and companion wallet software can make everyday wallet management easier to navigate. The most important habits remain straightforward: use verified software, check browser permissions, keep recovery information private, and approve transactions only after reviewing the details on your physical device. 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