rešil težavo, https://support.mozilla.org/sl/questions/992733 Windows 8.1 with Tbird running press alt .. Will see options at top left Select tools.. account settings..copies and folders.. at the top check Place copy in.. if not checked and select " Sent" folder on if it isnt selected. If your email address is shown there there click the down arrow and select Local Folder Click Ok Send yourself an email then click on Local folders You should see Sent folder displayed