

Delete large Outlook emails and attachmentsĭeleting large emails, undoubtedly, is the wisest technique. Note: It is recommended to all users take a full backup of their Outlook PST files in advance before performing the manual solutions to reduce the Outlook file size as some may result in data loss due to manual errors.


Also, some third-party Outlook management tools are extremely helpful in this regard.Ī few simple ways to reduce mailbox size are: That is why Microsoft has provided some inbuilt features in Outlook to deal with the ‘ Full Mailbox’ situation. But this alone is not enough to cope with the situation. Deleting some emails and attachments would be the easiest way to do this. In order to send and receive emails without issues, it’s necessary to reduce the size of Outlook mailbox. What you can do to reduce the size of Outlook mailbox? Outlook application redundancy with unable to use the service.Loss of data due to increased level of corruption in the PST file.Good chances of corruption in Outlook PST file with oversized data.Unable to send or receive new email messages, i.e.Low productivity with slow performance of Outlook application.Outlook users receiving the above-mentioned error due to over-sized mailbox size have to face many associated problems or issues that are listed below:

Main issues with increased Outlook mailbox size? They notice it only after getting the ‘ Mailbox Full’ error message while trying to access the mailbox. And users often neglect or forget this fact. With the accumulation of emails, the Outlook mailbox grows in size. Mailbox Full: Your mailbox is full, you may not be able to send or receive items.Īs an Outlook user, you may be familiar with this message.
