If your Gmail inbox is overflowing with years of messages, you're not alone. Many users ignore the 'storage full' warnings until emails stop sending or receiving. Fortunately, there's a straightforward way to reclaim your 15GB of free storage without paying for a Google One plan. The catch: Google is phasing out POP3 support this year, so you need to act now.

Why Gmail Storage Fills Up Quickly

Every Gmail account comes with 15GB of free storage, but that space is shared across Gmail, Google Drive, and Google Photos. Sending or receiving large attachments — like videos, high-resolution images, or PDFs — eats up storage fast. If you also back up your phone photos to Google Photos, it's easy to hit the limit within months. Once full, you can't send or receive emails until you free space.

Most users resort to deleting old emails or upgrading to Google One (100GB for $20/year). But deleting takes time, and paying for extra storage feels unnecessary when you can simply move your messages to a new account. The POP3 transfer method allows you to migrate all your old emails to a second archive account, clearing your primary inbox without losing anything.

What Is POP3 and Why Is Google Ending It?

POP3 (Post Office Protocol 3) is a standard internet protocol used by email clients to download messages from a server. In Gmail, the POP3 feature lets you import emails from another account into yours. Google announced in early 2026 that new users already lost POP3 access, and current users will lose it later this year. After that, the only way to bulk-transfer emails will be through IMAP or third-party tools, which are less straightforward. That's why now is the time to use the POP3 loophole.

Step-by-Step Guide to Transferring Gmail Messages

Before you start, back up your emails using Google Takeout. This ensures you have a local copy in case anything goes wrong. After that, follow these steps:

Prepare Your Original Account

1. Log into your existing Gmail account (the one you want to clean out).
2. Click the gear icon in the top right, then select 'See all settings'.
3. Go to the 'Forwarding and POP/IMAP' tab.
4. Under 'POP Download', select 'Enable POP for all mail'.
5. Choose 'Delete Gmail's copy' under 'When messages are accessed with POP'. This will automatically remove the emails from your primary account after transfer.
6. Click 'Save Changes'.

Create and Configure Your Archive Account

1. Create a new Gmail account (e.g., yourname.archive@gmail.com).
2. Log into the new account and go to Settings > See all settings.
3. Click the 'Accounts and Import' tab.
4. Next to 'Check mail from other accounts', click 'Add a mail account'.
5. Enter your original Gmail address and click 'Next'.
6. Select 'Import emails from my other account (POP3)' and click 'Next'.
7. Enter the password for your original account. If the standard password fails (common due to Google's security measures), you'll need to create an app password (instructions below).
8. Set the Port to '995'.
9. Check these three boxes: 'Always use a secure connection (SSL) when retrieving mail', 'Label incoming messages' (optional but helpful), and 'Archive incoming messages (Skip the Inbox)'. The last option ensures the imported emails don't clutter your new inbox.
10. Click 'Add Account'.
11. You'll be asked if you want to send mail as your original address — you can skip this if you only need to archive.

Creating a Google App Password

If your regular password doesn't work, you'll need an app password. This requires 2-Step Verification to be enabled on your Google account. Go to myaccount.google.com/apppasswords, enter a name (e.g., 'Gmail Transfer'), and click 'Create'. A 16-digit passcode will appear — copy it immediately because Google won't display it again. Use this passcode in step 7 of the configuration above. After the transfer completes, delete the app password from the same page for security.

What to Expect During Transfer

Once linked, the emails will start moving automatically. The time depends on the number of messages. For 75,000 emails, expect 2–3 days. During this period, keep both accounts active. After the transfer finishes, your original account will place the old messages in Trash. You'll need to empty the Trash manually — this can take an hour for large volumes. In one test, the original account went from using 12GB to just 0.66GB after transferring.

What Won't Be Transferred

Gmail's POP3 import does not move Drafts or Spam. You can manually forward or delete Drafts. Spam messages auto-delete after 30 days, so you can ignore them or clear them manually. Also, any labels you had in the original account won't transfer; you'll need to recreate them in the new account if desired.

Final Steps: Disconnect and Clean Up

After the transfer is complete, you should stop the automatic import to avoid future duplication. In your new account, go to Settings > Accounts and Import, find your original account under 'Check mail from other accounts', and click 'Delete'. Confirm the deletion. If you created an app password, delete it from the App Passwords page. Your original account is now clean, and your archive account holds all the old messages.

One important note: Google deletes accounts that have been inactive for over two years. To keep your archive account alive, log in at least once every two years or set up a recurring reminder. With this method, you regain 15GB of storage for free, avoid paying for extra space, and keep all your historical emails accessible.

Source: CNET News