Backing up Thunderbird emails is very important to prevent any data loss. You can backup Mozilla Thunderbird emails by following the given steps: * Go to the path '''C:\Users\*ProfileName*\AppData\Roaming\Thunderbird\Profiles\*Profile.default*\''' * '''Copy the MBOX files''' which you want to backup. * Now, you can '''save the copied files''' to external drive, or network storage media. This is how you can take thunderbird backup emails Mozilla Thunderbird backup with manual methods. However, if you are finding an automated solution for this, you can use Thunderbird backup tool. Here are two best tool you can use, '''Aryson Thunderbird Backup''' Tool and '''ConverterTools Thunderbird Converter''' Tool. Hope you find the post helpful. Thanks & regards