When you have deleted an email from your “Inbox” with SHIFT-DELETE (permanently delete, without going to the “Deleted items” folder first), you can recover that mail by doing the following steps:
- Start Registry Editor (Regedit.exe).
- Locate and click the following key in the registry:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Exchange\ Client\Options - On the Edit menu, click Add Value, and then add the following registry value:
Value name: DumpsterAlwaysOn
Data type: DWORD
Value data: 1 - Quit Registry Editor.
- Restart Outlook, go to the folder where you deleted the item, and then go to Tools -> Deleted Items Recovery
Above method is helping to deleted email recovery by accidentally from Outlook. Even you have lost email from deleted email folder permanently, you can restore from outlook PST file. If you are unable to use above manual email recovery then you have other option as automatic third party Stellar Phoenix Deleted Email Recovery Software. It recovers your deleted email from Outlook.