How to Back Up and Save Gmail Emails to an Internal or External Hard Drive

Gmail is a widely used platform across many organizations due to its accessibility and ease of use. One of its main features is that it stores a user’s emails in the cloud; however, some users may need offline copies for archiving, compliance, migration, or personal backup purposes. This guide provides a step-by-step guide on how to save Gmail emails to a hard drive (internal or external).

3 ways to back up Gmail to a hard drive

Windows and Gmail both support email exports in standard formats. These exports can then be saved to internal drives, USB devices, or external storage. This section provides the steps for three different methods to back up your Gmail.

📌 Prerequisites:

Before proceeding, make sure that you have the following requirements:

• A Gmail account with sign-in access
• Sufficient free storage on the target drive
• Basic understanding of file management

📌 Recommended deployment strategies:

Method 1: Back up Gmail using Google Takeout

Using Google Takeout is the fastest and official method for backing up your Gmail. Once done, users should have an archival file that can be imported to an email platform that supports the file format.

📌 Use Cases: Users who want to use an official or free tool

Step-by-step process:

1. Sign in to your Gmail account.
2. Go to Google Takeout.
3. Look for Products and click the Deselect all button beside it.

4. Scroll down and click the box beside Mail. Then, click the Next step button at the bottom of the page. This will lead you to the next page.
5. Under destination, choose your preferred delivery method for the archival file. Additionally, you can also select the frequency for the export.
6. Next, choose your export format. (💡Tip: For a full mailbox backup, choose the MBOX file format).
7. Download the archival file as soon as you receive it.
8. Save the file to your preferred drive.

Method 2: Back up specific messages with a desktop mail client

If you’re using another email platform such as Outlook or Thunderbird, you can link your Gmail account to the platform to make backing up specific messages or folders faster.

📌 Prerequisites: For this method, users need a desktop mail client that can sync with a Gmail account.

Step-by-step process:

1. Add your Gmail account to your desktop mail client. This process may vary for different apps.
2. Wait for your account to complete synchronization; otherwise, you may find some emails missing.
3. Select the emails or folders you want to back up.
4. Export your selected items as an EML, MSG, or PDF file.
5. Save these files to your preferred drive.

Method 3: Back up Gmail to an external drive using MBOX tools

Third-party tools can be used to back up Gmail archival files to an external hard drive.

📌 Use Cases: This method is ideal for users who require a larger storage capacity for their archival files or when an MBOX file is too large to open.

📌 Prerequisites: An open-sourced or licensed MBOX viewer or converter

Step-by-step process:

1. Export an archival file via Google Takeout.
2. Open the file using your MBOX tool.
3. Save processed files directly to a USB drive or external storage device. (💡 Tip: Open or split large archives for easier storage and management).

Optional: Copy attachments or large content separately

Emails with attachments may need additional backup considerations, especially if the attached files are sensitive or too large.

To back up attachments separately, users can:

1. Use Gmail’s Save to Drive or Save to device options.
2. Download large files individually.
3. Organize attachments by folder on the destination drive.
4. Confirm all required files have been downloaded.

Validating email backups and storage integrity

Once you’ve backed up your Gmail emails, it’s recommended that you verify the completeness of your archival file and the security of your storage.

To do so, follow these steps:

1. Open the MBOX or EML files with a viewer or mail client.
2. Confirm email headers and attachments appear correctly.
3. Test archive extraction from the downloaded ZIP or TGZ file.
4. Copy backup to secondary storage if required for redundancy.

Troubleshooting common issues

Takeout export is stuck at processing

This issue usually occurs if the archival file is too large. A quick way to resolve this issue is to split the export into smaller files.

Archival file fails to download

If your file is too large, your device may take longer to download it. In such cases, ensure that your internet connection is stable to prevent disruptions during downloads. Additionally, you can also clear the browser cache or use an incognito window.

Corrupted archival file

If a file is corrupted, try redownloading the archive file or verifying the storage device’s health.

Gain long-term access to your emails with a quick Gmail backup

Gmail emails can be backed up without additional software by using Google Takeout, IMAP clients, or MBOX/EML tools. Saving these exports to internal or external drives ensures long-term access, supports archival needs, and provides redundancy for critical communication data.

Related topics:

• How to Backup Gmail on Google Workspace
• How to Validate Google Workspace Backup Readiness for a New Client
• Backup (blog archives)
• Email Archiving vs. Email Backup: Differences and Use Cases for MSPs