A Bridge workspace is a certain configuration or layout of panels. You can select either a preconfigured workspace or a custom workspace that you have previously saved.
By saving various Bridge workspaces, you can work in (and quickly switch between) different layouts. For instance, you might use one workspace to sort new photos and another to work with footage files from an After Effects composition.
Choose Window > Workspace, and then choose the desired workspace.
Click one of the workspace buttons (Default, Horizontal Filmstrip, or Metadata Focus) at the bottom of the Bridge window.
Bridge provides several preconfigured workspaces: