If you right click a file or folder you should see an option called send to as shown below and you can customize the items in this menu.
First you need to open run box with the following key combination
[WindowKey] + [R] and enter shell:sendto
Now you should see similar to the following screen here you need to create shotcuts of your choice
For example you wanted to add an item to the Send To menu to open files in wordpad. create a new shortcut for wordpad. Now you can see the new wordpad item in the menu