How to: Save an existing document with a new filename.
Solution:
Select the 'File' menu and select 'Save As...', type a different filename and/or path.
1) Select the 'File' menu and select 'Save As...'. (The 'Save As' dialog box appears.)
2) (Optional) Select the drive where the new file is to be saved from the 'Save in' drop-down list box. (A list of folders within the drive appears.)
3) (Optional) Select the desired folder.
4) Type the new filename in the 'File Name' drop-down list box.
5) (Optional) To save the new file as a different type, select the appropriate type from the 'Save as type' drop-down list.
6) Click 'Save'.