1. From Portal admin console, select Admin Centers > Security & Compliance
2. Under the people icon (third from top), select Permissions
3. Check the eDiscovery Manager box
4. In the right pane, click Edit next to eDiscovery Administrator (only if you don't already see your name)
5. Click Edit again and add your O365 username, then Save > Close
6. Now in the left-hand bar/panel menu, select the magnifying glass icon > eDiscovery
7. Click Create a case (i.e. a search)
8. Give your case a name and Save > Close
9. Click the Open button for the new case you just created
10. Click the Searches tab at the top
11. Click the New Search button then Add conditions
12. For exporting a report of emails, click Sender, and then on the left in the Choose Users field, type the user's (full) email address
13. At the bottom, select All Locations, then Save & Run
14. Refresh page, click Search tab, then on the right click Preview Results (it can take up to two hours to return results, and to register that you now have permissions to view results)
15. Once View Results returns your list of emails, click the More drop-down and then Export REPORT
16. Name your report, and then save and click the Exports tab
17. From here, click the Download button and you're good to go