Forward or reply to an e-mail message On the Home or Message tab, in the Respond group, click Reply, Reply All, or Forward. Note The name of the tab depends on whether the message is selected in the message list or opened in its own window. To…
Save an attachment Click the attachment in the Reading Pane or the open message. On the Attachments tab, in the Actions group, click Save As. You can also right-click the attachment, and then click Save As.
In Thunderbird, open the extension manager using the Tools menu and clicking the Add-ons menu item. Click the Install... button in the lower left hand corner of the Add-ons box. Locate and select the file you downloaded and click OK Close and…