Do one of the following:
If you can see a portion of the document that you want to switch to, click its window.
Choose Home tab→Window group→Switch Windows, and from the gallery, select the preview pane of the Solid Edge document that you want to work in. You can also press Tab or Shift+Tab to navigate from one preview pane to the next.
Choose View tab→Window group→Switch Windows, and from the gallery, select the preview pane of the Solid Edge document that you want to work in. You can also press Tab or Shift+Tab to navigate from one preview pane to the next.
The selected document is displayed on top of other open documents.