Unable to send large email attachments in Outlook Express

• Open Outlook Express. Click on Tool > Account.
• The Internet Account window pops up and see the Mail tab in the foreground.
• Click on Properties

• You will reach the email properties window. Select the Advanced tab.
• Towards the bottom of the window you will find a section called Sending. You will see a box that is labeled Break apart messages larger than. Check the box.
• To the right of that box, you will see another box with up and down arrows. Click the up arrow until you see 9000 displayed.
• Click Apply and then OK.

• From now on you will be able to send large email attachments through Outlook Express.