(KB or kilobyte is a much more refined scale of data measurement so you can set the scale of measurement to exactly what you require).įollowing the steps above should allow you to send large scale content on Outlook mail as the main restrictions have now been lifted from the Outlook Exchange Mailboxes. You will need to set the maximum sizes for sent and received messages that is between 00 KB. However, there are a few size constraints that will limit how much content you can send per Outlook email. Set a maximum size for messages that can be sent and received by the new mailboxes in your organization.Now click on “Set default message size restrictions”.In the Admin Exchange dashboard under “recipients” click on “Mailboxes”.Under Admin centers click on Exchange, you may need to click “Show all” to access.Use the app launcher (nine dots) to navigate to the Admin dashboard.Sign into Office 365 using your credentials.
OUTLOOK ATTACHMENT SIZE LIMIT CHANGE HOW TO
Step by step process – How to remove size restrictions from Outlook mailboxes? Follow the steps below to resolve this issue. However, if that hasn’t resolved the issue that it’s an issue regarding the mailbox file size restrictions which may be set to 1MB (1024kb). However you can check storage by first signing into Outlook > Settings > View all Outlook settings > General > Storage, here on this screen you can see the storage and permanently delete files that are no longer necessary including emptying the bin. There may be issues regarding storage as you may only have less than 1MB of storage to spare and for this reason, files cannot send if they are larger than 1MB. The sending size limit setting of the mail server that you are using determines the attachment size restriction, or really message size limit, as it includes all of your attachments and the message itself.