There could be many possible reasons that could lead to attachment issues in Outlook. This includes incorrect Outlook settings, file incompatibility, incorrect mail format, etc. Try resetting Outlook ...

The easiest way to increase attachment size in Outlook is to edit MaximumAttachmentSize DWORD file value in the Registry Editor on Windows to the desired size and save it to increase the attachment ...

I have sent myself a small program from work as attachment in an email message (.exe). I get home and the damn Microsoft Outlook simply does not allow me to open the file. It seems there is no way ...