If you want the second folder to stay updated with the potential changes that appear in the original folder after working with it, then yes, you would need to copy it again.
@romit In BAS 0, this is not a tab, but as it were, the initial page of the browser and it cannot be closed, only the following can be.
If 0 close it, then the stream itself closes as it were :)
The browser seems to be closed.
