delete all yahoo emails at once on my kindle fire, see also any related to delete all yahoo emails at once on my kindle fire, from kindlefireworld.net on December 2018... 20/08/2011�� Check the button, Show all messages in a scrolling list. Click Save Changes, upper left. Click Save Changes, upper left. Now your emails are on one list, same page, so you can delete them all at once.
In the example above it would find all email in your inbox, all unread email, all email in your inbox and all emails from Bill Gates, regardless of where they're located. Once you've narrowed your search down, you can select all of the emails that are returned and delete them in one go.