1. Open Outlook desktop application and choose File.
2. Choose Open & Export > Import/Export.
3. Choose Export to a file.
4. Choose Comma Separated Values (csv).
5. Locate Contacts Folder and choose Next.
6. Choose Browse, name file, and choose OK.
7. Confirm where your new contacts file will be saved and choose Next.
8. Choose Finish to start the export.
9. Locate the new .csv file on your computer and open it with Excel to verify export.