Gmail’s 5GB Default: What It Means and How to Handle It

Overview

In early 2025, Google began testing a controversial change to its Gmail storage policy. New accounts in certain regions were initially limited to only 5GB of cloud storage, with the promise of the full 15GB available only after the user added a phone number to their account. This move, confirmed by Google as a limited test, was framed as a way to ensure a “high-quality storage experience” and to encourage account protection and easier data recovery. However, many users and privacy advocates see it as a thinly veiled attempt to collect personal data in exchange for storage space they previously received for free. This tutorial explains the change step by step, guides new users through their options, and highlights common pitfalls—helping you make an informed decision about whether to comply or seek alternatives.

Gmail’s 5GB Default: What It Means and How to Handle It — Source: www.androidauthority.com

Prerequisites

Before diving into the steps, make sure you have:

A new or existing Gmail account (the change currently only affects new sign-ups in select regions).
Access to a phone number if you wish to unlock the full 15GB storage.
Basic understanding of Google’s storage tiers (15GB shared across Gmail, Google Drive, and Google Photos).
Alternative backup options in mind (e.g., other cloud providers or local storage) if you prefer not to share your phone number.

Step-by-Step Instructions

1. Check Your Current Storage Allocation

Before taking any action, verify how much storage your account actually has. This is especially important if you’re a new user who may have been affected by the test.

Sign in to your Gmail account.
Click the gear icon (Settings) in the top right corner, then select See all settings.
Navigate to the General tab and look for the Storage section (or simply click the storage indicator at the bottom of Gmail’s sidebar).
Note the displayed amount. If it shows 5GB instead of the expected 15GB, you are likely part of the test group.

Alternatively, visit Google Drive’s storage page for a clear breakdown.

2. Adding Your Phone Number to Unlock Full Storage

If you decide to provide your phone number to regain the full 15GB, follow these steps:

Open your Google Account settings by clicking your profile picture and selecting Manage your Google Account.
Go to the Personal info tab.
Under Contact info, click Phone.
Add your phone number and verify it using the code sent via SMS.
Return to Gmail and refresh the page. Your storage should now show 15GB (it may take a few minutes to update).

Keep in mind that this phone number becomes part of your account recovery options. Google may also use it for security alerts and, potentially, for targeted advertising (though the company claims it won’t be used for ads unless you consent).

3. What to Do If You Prefer Not to Add a Phone Number

If you are uncomfortable providing your phone number, you have several alternatives:

Use a secondary email for recovery instead of a phone number. This does not unlock the extra storage, but it’s a privacy-friendly option.
Upgrade to Google One if you need more than 5GB. Plans start at 100GB for a small monthly fee—no phone number required (though a payment method is).
Switch to another email provider like ProtonMail or Tutanota, which offer end-to-end encryption and no phone number requirements.
Rely on local backups and external drives to store files that won’t fit in 5GB of cloud space.

Remember that 5GB is still usable for light email users, but it fills up quickly with attachments and Google Photos backups (if enabled).

4. What Existing Users Should Know

If you already have a Gmail account with 15GB, this test does not affect you—for now. However, it’s wise to monitor your storage usage and consider whether you want to keep a phone number linked to your account for recovery purposes. Some users have reported that deleting their phone number from an existing account could, in the future, result in storage reduction if the test expands. As a precaution, you can still add or remove phone numbers without penalty unless Google rolls out a broader policy change.

Common Mistakes to Avoid

Assuming the 5GB limit is a permanent cap. This is only a test, and the limit may be lifted later without any action on your part. Check official Google announcements before worrying.
Adding a burner phone number that you don’t control. If you use a temporary number to bypass the requirement, you risk losing access to account recovery if you ever forget your password.
Forgetting to verify the phone number. Simply entering the number isn’t enough; you must complete the SMS verification code process to unlock storage.
Confusing storage with email-only limits. The 5GB cap applies to your entire Google account storage (Gmail, Drive, Photos), not just emails.
Sharing your phone number with Google if you later want to use privacy-focused services. Once added, the number is tied to your account and can be used for cross-service tracking (though Google says it won’t for ads without permission).

Summary

A Google test is trimming new Gmail accounts to 5GB of cloud storage unless users supply a phone number to unlock the usual 15GB. This guide walked you through checking your storage, deciding whether to add a number, and exploring alternatives. While the change may seem unfair, it reflects a broader trend of companies trading free services for personal data. By understanding your options—comply, upgrade, or move—you can protect both your privacy and your inbox.