Here’s another option for you.
1. Open My Computer
2. File ([alt] key if file is not visible)
3. Add network Location
4. Custom
5. Next
6. Specify your location
7. Enter your credential, if prompted
8. Name your Location
9. The location is now available
10. When saving your document. Choose "More" and then "Computer"
11. Choose your Network Location
12. Save your Document