Used Mozilla Thunderbird Beta for Linux for Linux?
Beta or prerelease software is not intended for inexperienced users, as the software may contain bugs or may potentially damage your system. We strongly recommend that users exercise caution and save all mission-critical data before installing or using this software.
Familiarize with Thunderbird's emerging innovations and make assessment contribution to overall performance improvement.
Mozilla Thunderbird Beta (Linux) is intended for developers and members of our testing community to use for evaluation and feedback. The beta version features fixes when importing email from Microsoft Outlook and default mail client check now works with newer Linux distributions.