Contents:
The Day-to-day Problems in Mac Mail
So why we import Apple Mail to Thunderbird, the major issues and solutions of using Apple mail are discussed below: 1. The Mail will ask for password repeatedly This is because of different issues, but to avoid in a simple method verify the settings this will help to avoid this. And another task is that reset your password for your email address within the Account Center and give the Mail the new password. 2. Verify Certificate can’t be done or it says it can’t verify the certificate This is just because we use a secure SSL connection. Anyway in order to use the Grid connection from the SSL the Incoming and Outgoing mail server to be the access domain. Or we can choose to continue or ignore the warning. 3. The Send item won't show in the sent folder While using IMAP mail requires providing a specified folder for saving the sent message. For Configure follow the below steps:- Press and Highlight the Sent folder for your accounts
- Choose Mailbox menu
- Next, choose to Use This Mailbox Forwarding
- Select Sent
- Select "take all accounts offline”, and wait for some seconds
- Then select "take all accounts online"
NOT ABLE TO SEND EMAIL
- At the first close the mail.app fully. You can do this by either command-Q or by selecting Quit. After this just re-open the application by pressing the stamp icon on your dock.
- Then, confirm that your email settings are configured correctly.
Easy Methods to Import Apple Mail to Thunderbird
As Thunderbird is compatible with both Windows & Mac operating system. That is why there are two different solutions available to Import Apple Mail to Thunderbird. It totally depends on a user, which he/she wants to use.Method 1: Migrate Apple Mailbox to Thunderbird for MAC
In order to import Mbox to Thunderbird for Mac manually, a user needs to follow the steps mentioned below:- Close Apple Mail application on the local machine to migrate Apple Mail to Thunderbird
- You need to open Thunderbird for Mac on the local machine system and click on the three-line box from the right pane

- Then, click on Tools >> Import option from the displayed menu

- From the multiple options displayed in the current wizard, select the Mail option and click Next to continue

- After that, choose Apple Mail from the display screen and click Next and proceed

- Now, you can easily see a folder with the name "Apple Mail Import" from the LHS of the Thunderbird. It will contain all your data maintained in the Mac MBOX file.

If the procedure turns out to be inconvenient for users, they can opt for the professional tool for Mac OS. It allows you to move to Thunderbird as long as you have the MBOX mailbox files. Thus, there is no constraint of using Apple Mail.
Method 2: Mac Mail to Thunderbird Migration on Windows OS
On Mac OS it is really easy to convert MAC mail files to Thunderbird. But, when it comes to Windows OS, your best bet is to opt for a professional solution. There is best software to import MBOX files into Thunderbird. It allows the users to add MBOX files of all kinds (.mbox, mbox without extension, .mbx, .mbs), EML, Maildir, and EMLX files without any hassle.Download Now
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(Win)
- In Apple Mail, right-click on a mailbox and click on Export mailbox to get MBOX file containing the mailbox data (Skip this step if you already have the MBOX file).
- Move the MBOX file to the Windows system and make sure that Thunderbird is not running.
- Run the software and click on Add File button.

- Select the Apple Mail MBOX file and click Open.

- In the next window, select Local Folders and apply additional settings as per requirements.

- Click the Import button to start the import process.

- That's it.

Important: It is technically impossible to directly import a mailbox file in the Thunderbird IMAP account. This is the reason, we advise you to select a POP account or Local Folders as the destination folder. You can then select and move the imported emails from these folders to the IMAP account within Thunderbird if required.
A Quick Overview of Benefits That Professional Tool Brings
This software is specially designed for Windows OS users that allow users to migrate multiple Apple Mail to Thunderbird for Windows. In addition, there is even a Mac version to meet the demands of the Mac user community.- The software is compatible with all email application i.e. Apple Mail, EarthLink, etc., that uses MBOX file to store data.
- It provides such a simple interface that anyone can use it without any effort. So the import Apple Mail to Thunderbird is made so easily.
- Also exports all emails along with attachments without any issue.
- Moreover, it does not compromise data integrity and original formatting.
- Supports importing Earthlink emails to Thunderbird application