How Do I Backup Apple Mail to iCloud? – Top Ways

Bhawna Barwal | apple mail backup Cloud Backup Email Conversion email migration mac os Software Technology | 4 minutes read | Modified on: 15-07-2026
backup apple mail to icloud

Introduction

Do you need to backup Apple Mail to iCloud? But have no clue regarding the correct approach. Then this is the right place for you.

If you are an Apple Mail user, then creating regular backups is essential to protect your mailbox from accidental deletion, hardware failures, or data corruption. One of the most convenient ways to safeguard your emails is by backing them up to iCloud. Apple’s cloud storage service provides secure synchronization across Apple devices, allowing users to access their emails anytime and anywhere. However, many users are unsure how to move locally stored Apple Mail messages to iCloud, especially when dealing with archived mailboxes or large email collections. Read this blog and know precise approaches you opt for to resolve how do backup Apple Mail to iCloud. Let’s start the blog now.

Why Backup Apple Mail to iCloud? – Common Reasons

  • Protecting emails against accidental deletion
  • Accessing messages across multiple Apple devices
  • Keeping important business and personal emails secure
  • Synchronizing mailboxes automatically
  • Reducing the risk of data loss due to hardware failure
  • Creating an easily accessible cloud-based archive

Explore: Top 5 Best Email Clients for Mac are Listed Here

As we know, Apple Mail stores emails differently depending on the account type. Common account types include: iCloud Mail, Gmail, Outlook, Yahoo Mail, Exchange, and Local “On My Mac” mailboxes

Emails stored under iCloud Mail are automatically synchronized with your iCloud account. However, emails saved in On My Mac folders remain local to your computer and are not backed up to iCloud unless you manually move or export them. If your mailbox contains local folders, you’ll need to transfer those emails into an iCloud mailbox or use a specialized conversion tool.

Method 1: How Do I Backup Apple Mail to iCloud Manually

The manual method involves moving locally stored emails from Apple Mail into an iCloud mailbox that syncs automatically with Apple’s cloud servers.

Step 1: Configure Your iCloud Mail Account

  1. Open Mail
  2. Go to Mail > Settings
  3. Select Accounts
  4. Add or enable your iCloud account
  5. Once configured, an iCloud mailbox appears in the Mail sidebar.

Step2: Locate Local Mailboxes

  1. In the Mail sidebar, find the On My Mac section.
  2. These folders contain emails stored only on your computer.
  3. Review the folders you want to back up.

Step3: Create Folders in iCloud Mail

To maintain your mailbox organization:

  1. Right-click your iCloud account
  2. Choose New Mailbox
  3. Create folders matching your local mailbox structure
  4. This helps preserve folder organization after migration.

Step 4: Move Emails to iCloud

Select the emails or folders you wish to back up.

  • Drag and drop them into the corresponding iCloud mailbox.
  • Apple Mail begins uploading the emails to your iCloud account.

Step 5: Verify Synchronization

  1. Log in to iCloud Mail using another Apple device or the iCloud web interface.
  2. Verify that all emails and folders have synchronized correctly.
  3. Confirm that attachments and folder structures are intact.
  4. Your Apple Mail data is now backed up to iCloud.

Loopholes in the Manual Way

  • Time-Consuming
  • Large mailboxes may take several hours or even days to upload.
  • Internet Dependency
  • A stable internet connection is required throughout the upload process.
  • Interruptions can delay or pause synchronization.
  • Limited Storage
  • Your available iCloud storage determines how much email data you can upload.
  • Large mailboxes may require additional iCloud storage.
  • Manual Folder Management
  • Users must recreate folder structures before moving emails.
  • Risk of Incomplete Synchronization
  • Unexpected interruptions may leave some emails unsynchronized.
  • Careful verification is necessary after the migration.

Method 2: Backup Apple Mail to iCloud with an Automated Mac Mail to iCloud Tool

CubexSoft Apple Mail Converter for Mac– a reliable way to migrate Apple Mail data to iCloud seamlessly. The tool is designed to process Apple Mail mailboxes while preserving the complete mailbox structure, metadata, and attachments. The tool is able to backup multiple emails from Apple Mail to iCloud in a single processing. This application enables to backup Apple Mail to Outlook, Thunderbird, Gmail, and many more. The performs backup process on all Mac Operating Systems for example Monterey, Catalina, High-Sierra, Mojave, and many more. The tool offers free demo feature that lets user to backup up 25 emails from Apple Mail to iCloud free of cost.

How Do I Backup Apple Mail to iCloud Mac Mail to iCloud Tool?

Step 1: Install the Software

Download and install Apple Mail to IMAP Tool then launch the application.

Step 2: Add Apple Mail Data

Click on the Add Files and Add Folder options for uploading Apple Mail data.

Step 3: Choose the Output

Choose IMAP saving option and provide required details

Step 4: Start the Backup Process

Click “Export” to start processing while preserving the original structure and email properties.

Step 5: Access Emails in iCloud

After the migration or upload completes, open your iCloud Mail account and verify that your emails are available and properly organized.

Why Should One Prefer Automated Software?

Faster Migration: Large mailboxes can be processed much more quickly than manual drag-and-drop uploads.

Preserves Folder Hierarchy: The original mailbox structure remains organized after migration.

Supports Large Mailboxes: Suitable for users managing thousands of emails.

Batch Processing: The software allows multiple mailboxes or folders to be processed in a single operation.

User-Friendly Interface: The tool requires minimal technical expertise and simplify complex migration tasks.

Read more

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Conclusion

Backing up Apple Mail to iCloud is an effective way to protect your email data while making it accessible across all your Apple devices. The manual method is a practical option for users with smaller mailboxes who are comfortable moving emails into iCloud folders and monitoring the synchronization process. However, when dealing with large mailboxes, archived email collections, or complex folder structures, the manual approach can become slow and difficult to manage. The Apple Mail to iCloud Back Up Tool provides a more streamlined solution by preserving folder hierarchy, attachments, metadata, and email formatting while simplifying the migration workflow.