Searching for a professional tool to download Office 365 emails to Mac? The MacGater Office 365 Mailbox Backup Tool lets you back up your mailbox into PST, MBOX, MSG, and EML formats for better compatibility across multiple email clients. It also supports exporting emails directly into Apple Mail or Thunderbird, making migration smooth and simple. With batch backup support, you can save multiple accounts at once without data loss. Another helpful option is saving your Office 365 emails into PDF or HTML for easy offline access. Additionally, the tool is user-friendly and keeps every detail, including attachments and metadata, fully preserved.