{"id":86012,"date":"2014-10-29T15:50:10","date_gmt":"2014-10-29T19:50:10","guid":{"rendered":"http:\/\/www.bu.edu\/tech\/?page_id=86012"},"modified":"2025-09-26T08:53:34","modified_gmt":"2025-09-26T12:53:34","slug":"limits","status":"publish","type":"page","link":"https:\/\/www.bu.edu\/tech\/support\/duo\/office365\/limits\/","title":{"rendered":"Message Size and Retention Limits"},"content":{"rendered":"<p>Information on Exchange Online limits is provided by <a href=\"http:\/\/technet.microsoft.com\/en-us\/library\/exchange-online-limits.aspx\">Microsoft<\/a> and summarized below.<\/p>\n<p>&nbsp;<\/p>\n<table style=\"width: 612px;\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\" height=\"355\">\n<colgroup>\n<col width=\"158\" \/>\n<col width=\"148\" \/>\n<col width=\"102\" \/>\n<col width=\"186\" \/> <\/colgroup>\n<tbody>\n<tr height=\"29\">\n<td class=\"oa1\" height=\"29\" width=\"158\"><strong>Feature<\/strong><\/td>\n<td class=\"oa1\" width=\"102\"><strong>Office 365<\/strong><\/td>\n<td class=\"oa1\" width=\"102\"><strong>BU Google<\/strong><\/td>\n<\/tr>\n<tr height=\"19\">\n<td class=\"oa2\" height=\"19\" width=\"158\">User Mailbox<\/td>\n<td class=\"oa2\" width=\"102\">50 GB<\/td>\n<td class=\"oa2\" width=\"102\">\u00a0No Limit<\/td>\n<\/tr>\n<tr height=\"47\">\n<td class=\"oa3\" height=\"47\" width=\"158\">Message size limit (including attachments)<\/td>\n<td class=\"oa4\" width=\"102\">100 MB<\/td>\n<td class=\"oa4\" width=\"102\">25 MB (can receive 50 MB)<\/td>\n<\/tr>\n<tr height=\"24\">\n<td class=\"oa5\" height=\"24\" width=\"158\"><a href=\"https:\/\/xmail.bu.edu\" title=\"OWA\" target=\"_blank\" rel=\"noopener noreferrer\">OWA<\/a>\/Outlook for Mac File attachment size limit<\/td>\n<td class=\"oa4\" width=\"102\">25\/35 MB<\/td>\n<td class=\"oa4\" width=\"102\">25 MB<\/td>\n<\/tr>\n<tr height=\"24\">\n<td class=\"oa3\" height=\"24\" width=\"158\">Deleted Items\/Trash folder retention<\/td>\n<td class=\"oa3\" width=\"102\">No Limit<\/td>\n<td class=\"oa3\" width=\"102\">30 days<\/td>\n<\/tr>\n<tr height=\"36\">\n<td class=\"oa5\" height=\"36\" width=\"158\">Junk email folder retention<\/td>\n<td class=\"oa4\" width=\"102\">30 days<\/td>\n<td class=\"oa4\" width=\"102\">30 days<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Information on Exchange Online limits is provided by Microsoft and summarized below. &nbsp; Feature Office 365 BU Google User Mailbox 50 GB \u00a0No Limit Message size limit (including attachments) 100 MB 25 MB (can receive 50 MB) OWA\/Outlook for Mac File attachment size limit 25\/35 MB 25 MB Deleted Items\/Trash folder retention No Limit 30&#8230;<\/p>\n","protected":false},"author":1348,"featured_media":0,"parent":83959,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/pages\/86012"}],"collection":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/users\/1348"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/comments?post=86012"}],"version-history":[{"count":13,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/pages\/86012\/revisions"}],"predecessor-version":[{"id":160480,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/pages\/86012\/revisions\/160480"}],"up":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/pages\/83959"}],"wp:attachment":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/media?parent=86012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}