In AutoCAD, How you can copy a closed drawing?

 I would copy a drawing either in the file tree or in the drawing with Save as... 

If there is a problem with a drawing ... your backup can be a live saver ...

I had one case where I had a big data lose in a current file ... a colleague opened the backup while I closed the drawing ....... granted I lost work, however did not loose everything, since the last saved data been in my back up...

Copying a drawing is easiest in explorer, so the original always stays the same , it is the safest way 

The copying of the closed drawing can be done by the designer center in the toolbar of the Autocad.  By using the tree view option the copy of closed drawing can be done easily. The modification of the drawing can be done by using graphical interface.

- The copying of the closed drawing takes place from the toolbar provide in the design center of the AutoCAD.

 - Design center allows the modification of the drawing to be done using the graphical interface. 

- Open drawings are given to display the content and copy the closed drawings easily by using the Tree View option. 

- The drawing is involved with the drawing elements that can be copied with the defined objects that have the similar type.

 - Dim style gets copied from one to another and it provides a drag and drop feature that gets opened into an op

I agreed to mr. Shakeel and to mr.Aslam

Thanks