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 ...

Outlook mailbox size, by default, maxes out at 1.933GB, after which you may be unable to send and receive email. This is a good amount of space, but if you send and receive a lot of large file ...

While using Outlook, users get a 20MB cap on the file size of their attachment, i.e., a user can only mail file(s) as big as 20MB in one email. This size limit has been seen even with the latest ...