To Copy Levels to a Different File

From the Level Manager dialog, select the level(s) to be copied in the level list.
Do one of the following:

From the Edit menu, choose Copy.

or
Right-click and choose Copy from the pop-up menu.
Open a model in a different DGN file.
Open the Level Manager.
From the target tree, select the model.
Move the cursor to the level list, and right-click.
A pop-up menu displays.
Do one of the following:

From the Edit menu, choose Paste.

or
Right-click and choose Paste from the pop-up menu.

The level appears on the level list.

Note: If the level already exists in the selected target, the level attributes of the target update, if they are different from the level attributes of the level being pasted.

Note: If a reference target is selected and the level does not exist, the new level is not created.