You may get a security warning that Thunderbird has been downloaded from the Internet. Open the Applications folder and start by double-clicking on the Thunderbird icon. Now eject the disk image by selecting it in a Finder window and pressing the command+ E keys or by using the Finder's File menu, and selecting Eject. Drag the Thunderbird icon to the Applications folder. A Finder window appears, containing the Thunderbird application. If you do not see the new volume, double-click the Thunderbird dmg icon to open it. Once the download is completed, the disk image may open by itself and mount a new volume which contains the Thunderbird application.

Click on the OS X installation of your choice to continue.) (If you want to download Thunderbird in a language other than the one suggested, click on 'Other Systems & Languages' for the list of available editions. Open the Thunderbird free download page, which detects the platform and language of your computer and recommends the best edition of Thunderbird for you. For other operating systems, see Installing Thunderbird on Windows and Installing Thunderbird on Linux.īefore you install Thunderbird, check that your computer meets the System Requirements. This article describes how to install Thunderbird on Mac.

Mozilla thunderbird mac os x