Mailbox has reached its maximum size. For Outlook 2016, 2019, select the File tab, then choose Info > Tools > Clean Up Old Items* Delete Large emails (with attachments). After you complete these steps, the storage quota for the Recoverable Items folder in the user's archive will be unlimited. Apr 16, 2025 · Learn how to change Outlook OST and PST file size limits — increase them via the registry or reduce the file size to avoid "Outlook data file has reached its maximum size" errors. Another way to get rid of "Mailbox is full" message in Outlook, is to reduce the mailbox size by using the Mailbox Cleanup tools. If this is the case of PST file you can check out this article to learn the steps to fix Outlook PST reached its maximum size limit. Jul 18, 2024 · Unable to use Outlook due to the ‘Outlook data file has reached the maximum size’ error on Windows? Here's how to fix it. To do this, follow the steps below. com. To reduce the amount of data in this message store, select some items that you no longer need, permanently (Shift + Del) delete them. This does not occur when I send a new message. Jul 14, 2023 · Whereas, Outlook 2003 and 2007 have a maximum data storage limit of 20GB. pst file reaches its maximum size limit, it causes send/receive errors in Outlook, To prevent users from sending or receiving new emails or other mail items it is important to fix. Empty your deleted items folder from Outlook or delete messages from your mailbox to create more space. And the course of action to be performed if the group mailbox as reached or exceeded its quota. This can disrupt communication workflows, leading to missed opportunities, delayed responses, and potential frustration for both senders and recipients. May 21, 2025 · The following ways help you understand how the quota calculation works, best practices or proactive approach taken to ensure the group mailbox doesn't reach its quota. Jun 25, 2025 · The message store has reached its maximum size. You can easily get rid of Mailbox is FULL error if you delete large emails files and attachments. To reduce the amount of data in this file, permanently delete some items that you no longer need. We have tried to empty a lot of space and still we are facing this issue. Use Outlook Clean-up Tool Feature. Follow the steps below to do it so. Oct 12, 2024 · Running out of mailbox space? This guide shows how to check and increase Mailbox size limit in MS Outlook, new Outlook app and Outlook. 1. Mar 4, 2024 · Some of the key consequences include: Inability to Send or Receive Emails: When the message store reaches its maximum size, users may find themselves unable to send or receive new emails. One way to reduce the size of Outlook mailbox is to empty the Junk email folder and Deleted items folder. " Jul 2, 2019 · "Your mailbox has reached its maximum size limit at which you cannot send or receive any more content. Archive Older items. Jan 4, 2019 · What to do when you get a warning that your Microsoft Outlook mailbox is over its size limit. Another method to reduce Outlook mailbox size is to archive your older items. Jul 26, 2024 · I have a user whose own mailbox allows full right permissions to other users. This is a comprehensive guide to help you reduce the mailbox size and resolve this issue. But when they try to flag or categorize an email in her mailbox in their Outlook, they at times receive the “Message store has reached its maximum size”. Jan 13, 2022 · Outlook has a limit of 50GB by default for the OST file, if you add shared mailboxes Outlook also defaults to caching those too (unless you have a GPO to disable it) - edit the account settings, uncheck cache shared, leave cache on the main mailbox (if you want) and then close outlook, delete the OST again and open Outlook, this time the cache Jan 4, 2019 · What to do when you get a warning that your Microsoft Outlook mailbox is over its size limit. Aug 4, 2023 · Two days ago I began to receive "You have exceeded the size limit on your mailbox" error message, but only when sending a reply message. ost data file has reached the maximum size. Empty Deleted & Junk email messages. Oct 24, 2024 · The "Mailbox size limit exceeded" error message in Microsoft Outlook indicates that your mailbox has reached its maximum allotted storage capacity limit. Also we are using outlook 365 version. Mar 8, 2023 · Microsoft Outlook reports ost file has reached maximum size, mailboxes do not receive new emails or update correctly. If your mailbox is nearing its maximum capacity, we will begin sending you emails and in-app messages telling you your storage is almost full. How To Fix Outlook Error " Your mailbox has reached its maximum size limit at which you cannot send or receive any more content. " Cannot postpone the reminder. . How To Increase The Size Limit Of Your PST And OST Files In Outlook For Laptop screen displays a pie chart showing Outlook mailbox usage nearing its maximum allowed file size. Jan 21, 2025 · Enable the archive mailbox, turn on the auto-expanding archiving feature in Exchange Online, and then create a custom retention policy for mailboxes on hold. Nov 29, 2021 · Outlook. If it does exceed capacity, you won't be able to send or receive any messages. ost data file has reached its maximum size. The outlook. When the Outlook. fvbx yytu zib enbey sxsmv fbg ujou zethuvq nwzvat tkanf