1. Download the Microsoft release of the patch, Filetool, but in the form of unpublished works. Unzip it, remember the path
2. Locate the directory, double-click FILETOOL.DSW Run, (open filetool.dsw file with VC6)
3. Select Win32 Release compilation method, compile
4. Find release catalogue, copy Filetool.dll
5. Find the directory under the VC6 installation directory, paste
6. In VC6, right-click the toolbar and select the following option: Custom
Find the last tab, browse to the DLL, and then hook up the Filetool.
7. Open the file later, add the file, use the new two buttons instead of the original open, add it.