1. Select an email message from the sender whose messages you want to delete.
2. On the menu bar, select Sweep. ...
3. Choose how you want to handle email messages from the sender you chose.
4. Select Sweep to perform the selected action.
Organize your inbox with Archive, Sweep, and other tools in Outlook ... support.microsoft.com > en-us > office > organize-your-inbox-with-archiv...
To quickly create a rule that moves all email from a specific sender or a set of senders to a folder, right-click a message in your message list that you want to create a rule for, and select Create rule. Choose the folder where you want all messages from that sender or set of senders to be moved, and then select OK.
Use inbox rules in Outlook.com - Microsoft Support
support.microsoft.com > en-us > office > use-inbox-rules-in-outlook-com-...
In the Inbox or Junk folder, locate the email message from the sender (email address) that you want MS Outlook to delete automatically. Click on Rules to open the drop-down menu (Outlook 2007 and Outlook 2010). Click on the first option that says “Always Move Messages From: xyz”.
How to Auto Delete email in Outlook selectively - The Windows Club
www.thewindowsclub.com > auto-delete-mail-outlook
How to delete multiple emails in Outlook on a computer
1. Click any message to select it.
2. Then press CTRL + A to select all the messages in the folder.
3. Press the Delete key to eliminate them.
4. Click the first message and then scroll to the last email you want to delete.
5. Holding Shift, click the final email.
6. Press Delete.
How to Delete Multiple Emails in Microsoft Outlook - Business - Insider www.businessinsider.com > Tech Insider > Tech Reference