The Aryson Thunderbird Backup Tool is a dependable choice if you want to export Thunderbird to Outlook 2019 and back up your Thunderbird profiles locally or on a hard drive. Gmail, Office 365, Yahoo Mail, AOL, Hotmail, Zoho Mail, IMAP, and iCloud are just a few of the email providers from which this program may import Thunderbird inbox data. Before backup or migration, it offers a thorough display of Thunderbird data and lets you save Thunderbird MBOX files in a variety of formats, such as PST, EML, EMLX, MSG, PDF, CSV, JPG, TIF, HTML, MHTML, PNG, DOC, DOCX, and DOCM. Additionally, the utility may store attachments independently and eliminate duplicate emails according to predetermined parameters. It also has the ability to partition the output file according to size and provides a mail filter for email backups on certain dates. The naming convention function lets users rename the backup files that are created, and it lets them choose where to keep the backup file.