{"id":18567,"date":"2026-09-17T01:02:52","date_gmt":"2026-09-16T16:02:52","guid":{"rendered":"https:\/\/m365jp.net\/?p=18567"},"modified":"2026-09-17T01:10:50","modified_gmt":"2026-09-16T16:10:50","slug":"servicedegradation-mo1472904-microsoft-365-suite-some-users-in-the-united-states-and-united-kingdom-may-be-unable-to-access-microsoft-365-services-2","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-09-17-servicedegradation-mo1472904-microsoft-365-suite-some-users-in-the-united-states-and-united-kingdom-may-be-unable-to-access-microsoft-365-services-2","title":{"rendered":"[serviceDegradation] MO1472904 | Microsoft 365 suite | Some users in the United States and United Kingdom may be unable to access Microsoft 365 services"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MO1472904 | Microsoft 365 suite | Some users in the United States and United Kingdom may be unable to access Microsoft 365 services<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<table id=\"data\">\n<tbody>\n<tr>\n<th>Status<\/th>\n<td class=\"bad\">serviceDegradation<\/td>\n<\/tr>\n<tr>\n<th>Classification<\/th>\n<td>incident<\/td>\n<\/tr>\n<tr>\n<th>User Impact<\/th>\n<td>Users in the United States and United Kingdom may be unable to access Microsoft 365 services.<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>09\/16\/2026 15:42:52<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>09\/16\/2026 13:47:41<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Latest Message<\/th>\n<td>The majority of impact reports have subsided, however, we continue to investigate. Specifically, we&#8217;re reviewing multiple sections of the request flows, including IP filtering, upstream dependencies and service access paths associated with the reported   Single Sign-On (SSO) failures.<\/p>\n<p>  This quick update is designed to give the latest information on this issue.<\/p>\n<p>  Next update by: Wednesday, September 16, 2026, at 4:30 PM UTC<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\u5f71\u97ff\u5831\u544a\u306e\u5927\u534a\u306f\u53ce\u675f\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u8abf\u67fb\u306f\u7d99\u7d9a\u3057\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001IP\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u4e0a\u6d41\u4f9d\u5b58\u95a2\u4fc2\u3001\u5831\u544a\u3055\u308c\u305f\u30b7\u30f3\u30b0\u30eb\u30b5\u30a4\u30f3\u30aa\u30f3(SSO)\u969c\u5bb3\u306b\u95a2\u9023\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u30a2\u30af\u30bb\u30b9\u30d1\u30b9\u306a\u3069\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30ed\u30fc\u306e\u8907\u6570\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u30ec\u30d3\u30e5\u30fc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>  \u3053\u306e\u7c21\u5358\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u3001\u3053\u306e\u554f\u984c\u306b\u95a2\u3059\u308b\u6700\u65b0\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>  \u6b21\u56de\u66f4\u65b0:2026\u5e749\u670816\u65e5\u6c34\u66dc\u65e5 \u5348\u5f8c4\u664230\u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>MO1472904 | Microsoft 365 suite | Some users in the United States and United Kingdom may be unable to access M [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18567","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/18567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=18567"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/18567\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=18567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=18567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=18567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}