{"id":18978,"date":"2026-10-15T04:01:38","date_gmt":"2026-10-14T19:01:38","guid":{"rendered":"https:\/\/m365jp.net\/?p=18978"},"modified":"2026-10-15T04:07:28","modified_gmt":"2026-10-14T19:07:28","slug":"servicedegradation-tm1507756-microsoft-teams-users-may-see-11-microsoft-teams-calls-drop-or-fail-to-start","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-10-15-servicedegradation-tm1507756-microsoft-teams-users-may-see-11-microsoft-teams-calls-drop-or-fail-to-start","title":{"rendered":"[serviceDegradation] TM1507756 | Microsoft Teams | Users may see 1:1 Microsoft Teams calls drop or fail to start"},"content":{"rendered":"
\n
\n
\n\n\n\n
TM1507756 | Microsoft Teams | Users may see 1:1 Microsoft Teams calls drop or fail to start<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may see 1:1 Microsoft Teams calls drop or fail to start.<\/td>\n<\/tr>\n
Last Updated<\/th>\n10\/14\/2026 18:26:26<\/td>\n<\/tr>\n
Start Time<\/th>\n10\/14\/2026 18:24:03<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users may see 1:1 Microsoft Teams calls drop or fail to start <\/p>\n

User impact: Users may see 1:1 Microsoft Teams calls drop or fail to start. <\/p>\n

Current status: We determined that a recent change to authentication components is resulting in this impact. We’re in the process of developing appropriate remediation steps to fully address this impact and will provide a resolution timeline as soon as one becomes available. <\/p>\n

Scope of impact: This event impacts users in the United States and Asia Pacific, and any user in that region may see 1:1 Microsoft Teams calls drop or fail to start. This information may be updated as our investigation continues. <\/p>\n

Start time: Wednesday, October 14, 2026, at 2:15 PM UTC <\/p>\n

Root cause: A recent change to authentication components is resulting in this impact. <\/p>\n

Next update by: Wednesday, October 14, 2026, at 7:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb:\u30e6\u30fc\u30b6\u30fc\u306f1:1\u306eMicrosoft Teams\u901a\u8a71\u304c\u5207\u65ad\u307e\u305f\u306f\u958b\u59cb\u3055\u308c\u306a\u3044\u3053\u3068\u3092\u76ee\u306b\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059 <\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff:\u30e6\u30fc\u30b6\u30fc\u306f1:1\u306eMicrosoft Teams\u901a\u8a71\u304c\u5207\u65ad\u3055\u308c\u305f\u308a\u958b\u59cb\u3055\u308c\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n

\u73fe\u72b6:\u8a8d\u8a3c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5909\u66f4\u304c\u6700\u8fd1\u3053\u306e\u5f71\u97ff\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u5f71\u97ff\u3092\u5b8c\u5168\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306e\u9069\u5207\u306a\u5bfe\u7b56\u3092\u958b\u767a\u4e2d\u3067\u3042\u308a\u3001\u89e3\u6c7a\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u304c\u78ba\u8a8d\u3055\u308c\u6b21\u7b2c\u3001\u3059\u3050\u306b\u304a\u77e5\u3089\u305b\u3057\u307e\u3059\u3002 <\/p>\n

\u5f71\u97ff\u7bc4\u56f2:\u3053\u306e\u30a4\u30d9\u30f3\u30c8\u306f\u7c73\u56fd\u304a\u3088\u3073\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3057\u3001\u305d\u306e\u5730\u57df\u306e\u30e6\u30fc\u30b6\u30fc\u306f1:1\u306eMicrosoft Teams\u901a\u8a71\u304c\u5207\u65ad\u307e\u305f\u306f\u958b\u59cb\u3055\u308c\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u8abf\u67fb\u304c\u9032\u3080\u306b\u3064\u308c\u3066\u3001\u3053\u306e\u60c5\u5831\u306f\u66f4\u65b0\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n

\u958b\u59cb\u6642\u9593:2026\u5e7410\u670814\u65e5\u6c34\u66dc\u65e5 14:15 UTC <\/p>\n

\u6839\u672c\u539f\u56e0:\u6700\u8fd1\u306e\u8a8d\u8a3c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u5909\u66f4\u304c\u3053\u306e\u5f71\u97ff\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u307e\u3059\u3002 <\/p>\n

\u6b21\u56de\u66f4\u65b0:2026\u5e7410\u670814\u65e5\u6c34\u66dc\u65e5 \u5348\u5f8c7\u664230\u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"

TM1507756 | Microsoft Teams | Users may see 1:1 Microsoft Teams calls drop or fail to start Status serviceDegr […]<\/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-18978","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/18978","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=18978"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/18978\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=18978"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=18978"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=18978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}