How to Backup Google Workspace Emails
Last updated: May 2026
Quick answer: To back up Google Workspace emails (formerly G Suite), administrators and end users have three options: Google Takeout for one-time MBOX exports, IMAP sync to a desktop client like Outlook or Thunderbird, or a dedicated tool such as Email Backup Wizard that downloads mailboxes to PST, EML, MBOX, PDF, or MSG. Since May 2022, Google requires OAuth or an app password for IMAP access. A typical 4 GB Workspace mailbox backs up in roughly 22 minutes on a 50 Mbps connection, with folder labels, attachments, and read state preserved.
Why back up Google Workspace emails?
Google Workspace (formerly G Suite) keeps your mail on Google’s servers, but the platform’s native protections cover infrastructure failure — not accidental deletion, ransomware, or a departed employee whose account gets wiped on offboarding. A local backup closes those gaps.
Employee offboarding and legal hold
When an employee leaves, Workspace admins typically suspend the account within 30 days. Anything not exported by then is gone. A full mailbox backup in PST or MBOX gives HR, legal, and the next account owner a permanent record.
Accidental deletion and retention gaps
Gmail’s Trash empties after 30 days. Spam empties after 30 days. Vault retention rules can override this, but only on paid Business Plus or Enterprise plans. For everyone else, an offline copy is the only guaranteed recovery path.
Offline access and disaster recovery
If your Workspace tenant is suspended for billing, policy violation, or compromised credentials, you lose web access immediately. A PST or MBOX archive on local storage stays readable in Outlook, Thunderbird, or any compatible client.
What is the fastest way to back up Google Workspace?
Four methods cover almost every scenario. The table below compares them on cost, output, and best-fit use case.
| Method | Cost | Output formats | Multi-user | Scheduled | Best for |
|---|---|---|---|---|---|
| Google Takeout | Free | MBOX, JSON | No | No | One-time personal export |
| IMAP sync to Outlook/Thunderbird | Free | PST / MBOX | One at a time | No | Ongoing personal mirror |
| Admin Console Data Export | Free (admins only) | MBOX | All users | No | Domain-wide one-time export |
| Email Backup Wizard | Paid | PST, EML, MBOX, PDF, MSG, HTML, and 25+ more | Yes | Yes | Multi-user, scheduled, format-flexible backups |
How do I back up Google Workspace as an admin?
Workspace administrators can export every user’s data with a single domain-wide job. The export covers Gmail, Drive, Calendar, Contacts, and a dozen other services.
Step 1 — Open the Data Export tool
Sign in at admin.google.com with a super-admin account. Go to Data → Data import & export → Data Export. The option is only visible after the Workspace tenant is at least 30 days old and 2-Step Verification has been enforced on the super-admin account.
Step 2 — Start the export
Click Start export. Google generates archives for every user in the tenant. For an organization with 50 mailboxes averaging 5 GB each, expect the job to complete in three to nine days. Google emails the super-admin when archives are ready.
Step 3 — Download the archives
Each user gets a separate ZIP containing MBOX files for Gmail and other per-service data. Archives stay available for 30 days, then expire. Download them to local or cloud storage you control.
For full details, see Google’s Data Export tool documentation.
How do I back up a single Google Workspace mailbox over IMAP?
For one-mailbox backups, IMAP sync to Outlook or Thunderbird is the fastest free path. The catch is authentication: Google blocks plain-password IMAP since May 2022.
Generate an app password or use OAuth
If 2-Step Verification is enabled, open Google Account → Security → 2-Step Verification → App passwords and generate a 16-character password specifically for the email client. Modern clients like Outlook 2021 and Thunderbird 102+ support OAuth directly — sign in through the browser pop-up and skip the app password entirely.
Configure IMAP settings
- Server:
imap.gmail.com - Port: 993
- Encryption: SSL/TLS
- Username: full Workspace email address
- Password: app password or OAuth token
Once IMAP syncs, drag the entire account folder in Outlook to a local .pst file, or in Thunderbird use Tools → Export. The Gmail IMAP reference is on Google’s help page.
How to back up Google Workspace emails with Email Backup Wizard
Email Backup Wizard handles the OAuth handshake, batch downloads, format conversion, and scheduling in a single Windows application. The full process is four steps.
Step 1 — Add your Google Workspace account
Launch the app and choose Google Workspace from the source list. The OAuth window opens in your default browser. Sign in with the Workspace account whose mailbox you want to back up and approve the read-only Gmail scope.
Step 2 — Select folders, labels, and date range
The folder tree loads with every Gmail label, including system labels (Inbox, Sent, Drafts, All Mail) and custom labels. Check the ones you want to back up. The date-range filter lets you limit the export to, say, only the last 12 months.
Step 3 — Choose an output format
Pick one of 30+ formats. The most common choices for Workspace backups:
- PST — opens in Outlook on Windows or Mac. Best if you plan to import the backup back into another mailbox later.
- EML — one file per email. Opens in almost any client. Best for granular legal hold.
- MBOX — single concatenated file per folder. Compatible with Thunderbird, Apple Mail, and most open-source archivers.
- PDF — non-editable, prints cleanly. Best for compliance evidence.
- MSG — one Outlook-format file per email.
Step 4 — Start and verify the backup
Click Start backup. The progress bar shows live message count and current folder. When the job finishes, open the destination folder and verify the count matches the source. The tool writes a log file listing every message ID it processed — useful for audit trails.
Output formats compared — PST vs EML vs MBOX vs PDF
The right format depends on what you’ll do with the backup later.
- Need to restore into another Outlook or Microsoft 365 mailbox? Choose PST.
- Need to restore into Thunderbird, Apple Mail, or a Linux client? Choose MBOX.
- Need per-message granularity for e-discovery? Choose EML or MSG.
- Need a non-editable archive for compliance or audit? Choose PDF.
- Need to browse the archive in a normal browser? Choose HTML.
How long does a Google Workspace backup take?
Backup time depends on mailbox size, connection speed, and the chosen output format. Approximate benchmarks on a 50 Mbps connection:
- 1 GB mailbox (roughly 8,000 emails): 5–7 minutes
- 4 GB mailbox (roughly 32,000 emails): 22 minutes
- 15 GB mailbox (roughly 120,000 emails): 85 minutes
- 50 GB mailbox (large Workspace Enterprise account): 5–6 hours
PDF output is 30–40% slower than MBOX or EML because each message is rendered individually. Scheduled jobs running overnight avoid the bandwidth hit during business hours.
Common Google Workspace backup errors and fixes
“Less secure app” or authentication errors
Google retired “less secure apps” access in May 2022. If you see this error, switch to OAuth (preferred) or generate an app password under your Google account’s 2-Step Verification settings.
IMAP rate-limit or throttle errors
Google throttles IMAP at roughly 2,500 MB per day per account. If you hit the limit mid-backup, the tool will pause and resume the next day. To avoid this, schedule large backups in batches or run them during off-peak hours.
Partial download or interrupted backup
Check the log file for the last successfully processed message ID, then restart the job with a date filter starting from that point. Email Backup Wizard supports resume-from-last-message for interrupted jobs.
Frequently asked questions
Can I back up only specific Gmail labels?
Yes. The folder selection screen in Email Backup Wizard lists every Gmail label, including nested labels. Check only the labels you want to include. Date filters apply independently on top of the label selection.
Does this work with Google Workspace two-factor authentication?
Yes. Use OAuth sign-in (the tool launches a browser window and you sign in normally, including the 2FA prompt), or generate an app password under Google Account → Security → 2-Step Verification → App passwords.
Where are the backed-up files saved on disk?
You choose the destination folder at the start of each backup job. The default is C:\Users\<you>\Documents\EmailBackup\. Inside, the tool creates one subfolder per Gmail label, preserving the full folder tree.
Can I schedule automatic Google Workspace backups?
Yes. The scheduler runs daily, weekly, or monthly. Each run downloads only new messages since the last backup, so incremental runs finish in seconds for small inboxes.
Is Google Workspace data fully recoverable from a backup?
Yes for Gmail messages, attachments, folder labels, read state, and basic metadata. Vault holds, retention policies, and end-to-end encrypted content from Workspace Client-Side Encryption are not exported through standard IMAP and require admin-level Vault exports instead.
Next steps
If you also need to back up Gmail consumer accounts (non-Workspace), see our guide on how to backup Gmail account emails. To export the same Workspace mailbox into a PST file for Outlook on a different machine, see export Google Workspace to PST. If you’re planning a full move off Google, our guide on migrating Google Workspace to Microsoft 365 covers the cutover end-to-end. To save Gmail messages as searchable PDFs, see bulk export Gmail emails to PDF.