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Email received stating "0 BYTES OVER 5GB STORAGE LIMIT"

Natalie Spencer 40 Reputation points
2026-02-25T21:18:01.7266667+00:00

Tell me, please, why I continue to receive email messages that my Microsoft account is currently 0 bytes over my storage limit of 5 GB.

Thank you.

Windows for home | Windows 11 | Files, folders, and storage
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  1. Thomas4-N 10,955 Reputation points Microsoft External Staff Moderator
    2026-02-26T12:25:41.7533333+00:00

    Hello Natalie Spencer, welcome to Microsoft Q&A forum.

    The "0 bytes over 5GB storage" warning is about your cloud storage limit (OneDrive + email attachments). To fix it, you can try to free up some space:

    • Sign into Outlook.com > Settings > General > Storage to see what's using space
    • Delete emails with large attachments, then empty your Deleted Items folder
    • Check OneDrive for large, unnecessary files

    If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".  

    Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread. 

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Answer accepted by question author
  1. Q&A Assist
    2026-02-25T21:18:08.55+00:00
    AI generated content. This question contains an answer created with AI from Q&A Assist. Learn more

    The message you are receiving indicates that your Microsoft account has exceeded its storage limit of 5 GB. This can happen if you have files or emails that are taking up space in your account. Even if it shows as "0 bytes over 5GB," it suggests that your account is at its limit, and you may need to free up some space to avoid further issues.

    To resolve this, consider the following steps:

    1. Delete Unnecessary Emails: Go through your inbox and delete any emails that you no longer need, especially those with large attachments.
    2. Empty the Deleted Items Folder: After deleting emails, make sure to empty your Deleted Items folder to actually free up the space.
    3. Manage OneDrive Storage: If you use OneDrive, check if you have files stored there that you can delete or move elsewhere.
    4. Check for Large Files: Use the storage management tools provided by Microsoft to identify large files or emails that are consuming your storage.

    After performing these actions, you should see a decrease in your storage usage, which will help you avoid receiving further notifications about exceeding your storage limit.

    1 person found this answer helpful.
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