The constraint on the total size of files that can be included with an electronic message sent through Microsoft’s cloud-based productivity suite is a key configuration parameter. This restriction governs the cumulative size, usually measured in megabytes, of all documents, images, or other files appended to a single message. For example, a user might be prevented from sending a 30MB video file if the administrator has configured a 25MB restriction.
Managing this parameter effectively offers several advantages. It can help to prevent mail server overload, maintain acceptable network performance, and conserve storage resources. Understanding its historical context involves appreciating the evolution of network infrastructure and the increasing prevalence of large multimedia files in business communication. The size has grown over time, reflecting increased bandwidth availability.