{"id":16613,"date":"2026-06-01T19:00:57","date_gmt":"2026-06-01T10:00:57","guid":{"rendered":"https:\/\/m365jp.net\/?p=16613"},"modified":"2026-06-01T19:06:42","modified_gmt":"2026-06-01T10:06:42","slug":"servicedegradation-mo1329260-microsoft-365-suite-some-users-may-be-unable-to-setup-multi-factor-authentication-mfa-or-access-the-mysignins-microsoft-com-website-2","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-06-01-servicedegradation-mo1329260-microsoft-365-suite-some-users-may-be-unable-to-setup-multi-factor-authentication-mfa-or-access-the-mysignins-microsoft-com-website-2","title":{"rendered":"[serviceDegradation] MO1329260 | Microsoft 365 suite | Some users may be unable to setup Multi-Factor Authentication (MFA) or access the mysignins.microsoft.com website"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MO1329260 | Microsoft 365 suite | Some users may be unable to setup Multi-Factor Authentication (MFA) or access the mysignins.microsoft.com website<\/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 may be unable to setup MFA or access the mysignins.microsoft.com website.<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>06\/01\/2026 09:40:54<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>06\/01\/2026 08:51:41<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td><\/td>\n<\/tr>\n<tr>\n<th>Latest Message<\/th>\n<td>Upon an initial review of service telemetry, we&#8217;ve identified cache failures as a potential root cause for impact, and we&#8217;re continuing to investigate this further to verify this theory. In parallel, we&#8217;re conducting a failover to healthy infrastructure   in an attempt to provide relief.<\/p>\n<p>  This quick update is designed to give the latest information on this issue.<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\u30b5\u30fc\u30d3\u30b9\u30c6\u30ec\u30e1\u30c8\u30ea\u306e\u521d\u671f\u30ec\u30d3\u30e5\u30fc\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u969c\u5bb3\u304c\u5f71\u97ff\u306e\u6839\u672c\u539f\u56e0\u306e\u4e00\u3064\u3067\u3042\u308b\u3053\u3068\u304c\u7279\u5b9a\u3055\u308c\u3001\u3053\u306e\u7406\u8ad6\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b\u3055\u3089\u306b\u8abf\u67fb\u3092\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u5065\u5168\u306a\u30a4\u30f3\u30d5\u30e9\u3078\u306e\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u3092\u5b9f\u65bd\u3057\u3001\u6551\u6e08\u3092\u8a66\u307f\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<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>MO1329260 | Microsoft 365 suite | Some users may be unable to setup Multi-Factor Authentication (MFA) or acces [&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-16613","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/16613","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=16613"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/16613\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=16613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=16613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=16613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}