If you have ever heard someone mention that their computer or email is "full," they were talking about storage. But what exactly is storage, and why does it matter for your everyday use? This article explains it in plain, simple terms — no technical background needed.
Storage is the space on your device or account where everything is kept — your photos, your documents, your emails, your videos, and all the other files you have saved over the years. Think of it like the cupboards, shelves, and drawers in your home. Everything you own needs to go somewhere, and you only have so much room. When those shelves are full, you cannot put anything new away until you clear some space.
Your computer has its own storage (usually called a hard drive or internal storage), and your email account also has its own separate storage — a set amount of space provided by your email service for holding your messages and any files attached to them.
Just like a physical cupboard has a fixed size, digital storage also has a fixed capacity. When you sign up for an email service or use a device, you are given a certain amount of storage space. Some people are given more than others, depending on the service or device they use.
Over time, as you receive more emails, save more photos, and download more documents, that space gradually fills up. Most people do not notice it happening because it occurs slowly over months or years — until one day they receive a message saying their storage is full and things stop working as expected.
When your storage is nearly full or completely full, several problems can occur:
Emails stop arriving. New messages cannot be delivered because there is no room for them.
You cannot send emails. Your account needs a small amount of free space to send messages, and if there is none left, outgoing emails will fail too.
Your device or email runs slowly. When storage is nearly full, your device has to work much harder to manage everything, which causes noticeable slowdowns.
You cannot save new files or photos. If your device storage is full, you will not be able to save new photos or download anything new.
Error messages appear. You may see warnings about "storage quota," "disk full," or "mailbox full."
It helps to understand that there are two different kinds of storage that may affect you:
Device storage — This is the physical space inside your computer, phone, or tablet. It holds everything on your device: programs, photos, music, documents, and so on.
Email storage (or mailbox storage) — This is the space your email provider gives you to hold your emails and their attachments. It is separate from your device storage. You could have plenty of space on your computer but still have a full email account, or vice versa.
Both types are important, and problems with either one can affect how well things work for you.
Storage problems are among the most common and most fixable issues people face with their devices and email. You do not need to be technically minded to solve them. The articles in this section will guide you through exactly what to do, one step at a time.
If you are ever unsure where to start, please contact our support team and we will help you figure out what is going on.