Trezor Bridge is a software application that allows users to connect their Trezor hardware wallets to their computers. If Trezor Bridge not working, it could be due to various reasons such as software conflicts, outdated drivers, or connectivity issues. Users may experience difficulties in establishing a connection between their Trezor device and the computer, preventing them from accessing their cryptocurrency holdings or managing transactions securely. To troubleshoot, users should ensure that they have the latest version of Trezor Bridge installed, check for updates, and investigate potential conflicts with other software or antivirus programs. It's recommended to visit the official Trezor support channels for the most up-to-date and accurate assistance with any technical issues. Trezor app is the software interface that users interact with on their computer or mobile device to manage their cryptocurrencies. It allows users to check their balances, initiate transactions, and configure settings for their Trezor hardware wallet.