1. Log into Outlook on the web.
2. Open another mailbox. Open the mailbox which you want to send/delete the mail from.
3. Send/delete a message as desired.

If you sent a message, it will be saved in the "Sent Items" folder of the account you are in. If you deleted a message, it will be moved to the "Deleted Items" folder of the account you are in.

Create/Modify Registry object for "Sent Items"

Important: Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur and/or contact your IT support staff.

1. Quit Outlook.
2. Click Start, click Run, type regedit, and then click OK.
3. Locate and then click the following registry subkey:

   HKEY_CURRENT_USER\Software\Microsoft\Office\x.0\Outlook\Preferences

   Note:The x.0 placeholder represents your version of Office (16.0 = Office 365 ProPlus, 2019, and 2016, 15.0 = Office 2013).

4. If DelegateSentItemsStyle entry exists, right-click on it and click Modify. Otherwise, on the Edit menu, point to New, and then click DWORD Value and type DelegateSentItemsStyle, and then press Enter.
5. Right-click DelegateSentItemsStyle, and then click Modify.
6. In the Value data box, type 1, Base = Hexadecimal, and then click OK.
7. Exit Registry Editor.
8. Restart Outlook.

Now, when you send a message where the "From" address is the account you have permissions to send from, the message will be placed in the "Sent Items" folder of the account you took action from.

Create/Modify Registry object for "Deleted Items"

Important:

• Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur and/or contact your IT support staff.
• If the user is linked to a service account and also has editor permissions to other calendars, you may not want to set this registry entry - see Microsoft 365 (Outlook for Windows) - Error when attempting to delete an email message/calendar event article for more details before continuing.

1. Quit Outlook.
2. Click Start, click Run, type regedit, and then click OK.
3. Locate and then click the following registry subkey:

   HKEY_CURRENT_USER\Software\Microsoft\Office\x.0\Outlook\Options\General. Important: If the 'General' folder does not exist, you will need to create it.

   Note:The x.0 placeholder represents your version of Office (16.0 = Office 365 ProPlus, 2019, and 2016, 15.0 = Office 2013).

4. If DelegateWastebasketStyle entry exists, right-click on it and click Modify. Otherwise, on the Edit menu, point to New, and then click DWORD Value, and type DelegateWastebasketStyle , and then press Enter.
5. Right-click DelegateWastebasketStyle, and then click Modify.
6. In the Value data box, type 4, Base = Hexadecimal, and then click OK.
7. Exit Registry Editor.
8. Restart Outlook.

Now, when you delete a message/calendar event where the from another account, the message/calendar event will be placed in the "Deleted Items" folder of the account you took action from.

Modify account setting for "Sent Items"

Please contact the DoIT Help Desk and provide them with the email address of the account you are interacting with.