Find & Delete Large Attachments in Gmail Without Losing Important Files
Blog Overview – Your Gmail Inbox shows “Storage Almost Full” or “You will stop receiving emails soon”. This red colored message makes us feel that we need to manage Gmail space, so we start with deleting emails that contain large sized attachments. In this write-up, we will not only learn how to find and delete large attachments in Gmail.
We will learn how to do it without losing any important attachments like a client contract or a tax PDF. With this approach, we will be able to manage Gmail space, and our data will also be safe.
Why You Need to Delete Large Attachments in Gmail

Google provides us 15 GB of free and shared storage, after Google Photos, large-sized attachments are the biggest space consumers. Average office workers have to deal with a lot of emails daily and that contains PDF, images and reports. These heavy attachments fill up the room quickly and when we delete large attachments in Gmail, we:
- Free up storage instantly to keep emails flowing.
- Create a cleaner inbox that is easier to manage
- Find emails faster without any unnecessary clutter
- Reduce inbox overload stress during daily use.
- Avoid email delivery failures due to full storage.
Note – The real issue is not in deleting, It is knowing what is safe to delete without any important data loss.
Related read – Why Gmail is running out of space
Manual Method to Find and Delete Big Gmail Attachments
If you need an instant process, Gmail provides a basic trick to find large-sized emails that has attachments in it. Major point to understand is Gmail do not provide any direct “sort by size” button. Instead, we use search operators in Gmail’s search bar to find large-sized emails that contains attachments.
larger:5Mlarger:10Mlarger:20M
This is like searching books in a library by guessing weight. Let us see the process:
- Step 1 – Search Large Attachments – Go to Gmail search bar and type command:
has:attachment larger:10MThis search term in Gmail search bar will find emails larger than 10 MB. - Step 2: Open and Inspect Emails – Cross-check each email very carefully before deleting. As attachments may include invoices, contracts, or personal files.
- Step 3: Delete Decided Emails – After inspection and final decision. Select the large-sized emails and delete them.

Note – Once deleted, it will move to trash and will be permanently deleted in 30 days. Empty the trash for permanent deletion.
This manual method helps you in how to sort Gmail by size of attachments so user can delete large attachments in Gmail. With this method there is high chance of accidental deletion of an important data.
Related Read – How to view all attachments in Gmail
The Hidden Risks of Manual Deletion
Deleting an email with an important attachment is deleting the attachment forever. Think of a police officer throwing not-so-important-looking case files just to clean the desk. The desk looks clean and managed, but the evidence is gone forever. This is exactly what happens when a user:
- Delete invoices
- Remove legal documents
- Lose client attachments
There is a small study that says small businesses lose important email data due to accidental deletion, mainly during cleanup process.
What if we say there is a smarter way through which you will be able to Delete large attachments in Gmail and you will also not lose your important data.
Smarter Way of Deleting Large Attachments in Gmail

Here is the safest approach. Instead of going ahead with deletion, create a backup of your Gmail Emails. It is like moving valuables from your house to a locker before renovation. Once your important attachments and emails are secured, you can clean freely. To create backup of your Gmail emails, where all your attachments will be secured and aligned, SysTools Gmail Backup Wizard becomes essential. This tool:
- Save your Gmail emails, including attachments, locally in reliable formats like (MBOX, PDF, PST, etc)
- Keeps original structure and attachments intact.
- Save your backed up Gmail data at your desired location like Hard drive, PC. Mac etc.
So once your important PDF, attachments and emails are offline, you can delete large attachments in Gmail. Once again to make you clear there is a simple four-step process whenever you plan for large-sized attachment deletion.
- Backup Gmail data safely.
- Verify saved and backed-up attachments and emails.
- Delete large emails from Gmail.
- Enjoy a clean inbox without any data loss.
Closing Thoughts
Deleting large attachments in Gmail sounds simple, but it can have outcomes like important data deletion. Here our goal is not just to free space. The goal is to do it without losing what matters. This is possible by creating backup of important attachments and large-sized emails to your local system using a reliable method. This ensures you free up space without permanently losing critical files or data.
Frequently Asked Questions
Q – How to delete large attachments in Gmail safely?
Search has:attachment larger:10M review the selected emails, and delete carefully. It is always advisable to backup important attachments first to avoid data loss.
Q – How one can find and delete large attachments in Gmail?
Use filters like larger:10M to find and locate large emails, then review and delete the ones you no longer need.
Q – How can I delete only attachments in Gmail?
No, Gmail deletes the entire email with its attachment. You cannot remove attachments separately.
Q – How one can sort Gmail by size of attachment?
Gmail does not offer direct sorting by size. You can only filter emails using size-based search operators.