It is a software application developed for initiating the interaction between the supported browsers of Trezor Wallet as well as your Trezor Wallet device. Also, the users would not be able to see how both applications get connected to work together. Though a point should be noted that if you are using the Trezor Suite desktop version then there is no need for you to download the Trezor Bridge application. But if it is not the case then you will have to install the said application separately. And if you are unsure of the downloading process then do not leave this page as the steps of it would be explained in the further content.