It is used for opening a part file in the assembly file. The part file will be open in the new sub-window.
To Open part file in new window
- Click RMB on part in the assembly. (Also, you can press and hold RMB on the part then select command on opening command in the square.)
- Select “Open in New Window” command
- The selected part will be open in the new sub-window.
Note: You can select parts both on-screen and “Assembly Navigator” on the left.