How do I add an item to the Right Click menu?

Start the Registry Editor (REGEDIT.EXE)

Expand the HKEY_CLASSES_ROOT by clicking the plus sign

Scroll down and expand the Unknown subkey

Click on the Shell key and right click on it.

Select New from the pop-up menu and choose Key.

Enter the name you want to be displayed, e.g. the name of the application. Click Enter

Right click on the new subkey and click New. Again select Key and enter the name "Command" and click Enter

Click on the newly created Command and double click on "(Default)"

Enter the path and name of the executable with %1, i.e.
d:program filessaveditsavedit.exe %1

Close the registry editor