{"id":13579,"date":"2025-11-01T07:01:21","date_gmt":"2025-10-31T22:01:21","guid":{"rendered":"https:\/\/m365jp.net\/?p=13579"},"modified":"2025-11-01T07:01:44","modified_gmt":"2025-10-31T22:01:44","slug":"investigating-op1181966-microsoft-365-apps-some-users-may-encounter-issues-or-be-prompted-to-sign-in-when-using-some-microsoft-365-apps-features","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-11-01-investigating-op1181966-microsoft-365-apps-some-users-may-encounter-issues-or-be-prompted-to-sign-in-when-using-some-microsoft-365-apps-features","title":{"rendered":"[investigating] OP1181966 | Microsoft 365 apps | Some users may encounter issues or be prompted to sign in when using some Microsoft 365 apps features"},"content":{"rendered":"
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OP1181966 | Microsoft 365 apps | Some users may encounter issues or be prompted to sign in when using some Microsoft 365 apps features<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\ninvestigating<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may encounter issues or be prompted to sign in when using some Microsoft 365 apps features.<\/td>\n<\/tr>\n
Last Updated<\/th>\n10\/31\/2025 21:41:50<\/td>\n<\/tr>\n
Start Time<\/th>\n10\/31\/2025 20:31:33<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Some users may encounter issues or be prompted to sign in when using some Microsoft 365 apps features<\/p>\n

User impact: Users may encounter issues or be prompted to sign in when using some Microsoft 365 apps features.<\/p>\n

More info: The following scenarios may be impacted; however, impact may not be limited to:<\/p>\n

-Intelligence features such as Copilot.
-Compliance features, such as Auto-Classification and Consumer consent.
-Collaboration features, such as @mentions.
-Identity features such as people cards and the people well.
-Personalization features, such as roaming and most recently used documents.
-Application features such as Present in PowerPoint or PowerQuery in Excel.<\/p>\n

Current status: Our service health monitoring alerted us to authentication failures occurring when some users attempt to use some Microsoft 365 apps features. We’ve identified a recent service update to change an authentication component, which is causing impact. We’re reversing the offending update to remediate the impact.<\/p>\n

Scope of impact: Some users attempting to use any of the scenarios mentioned in the “More Info” section may be impacted.<\/p>\n

Root cause: A recent service update to change an authentication component is causing impact.<\/p>\n

Next update by: Friday, October 31, 2025, at 10:30 PM UTC<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u4e00\u90e8\u306e Microsoft 365 \u30a2\u30d7\u30ea\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3068\u304d\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u308a\u3001\u30b5\u30a4\u30f3\u30a4\u30f3\u3092\u6c42\u3081\u3089\u308c\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u4e00\u90e8\u306e Microsoft 365 \u30a2\u30d7\u30ea\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u308a\u3001\u30b5\u30a4\u30f3\u30a4\u30f3\u3092\u6c42\u3081\u3089\u308c\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u8a73\u7d30: \u6b21\u306e\u30b7\u30ca\u30ea\u30aa\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5f71\u97ff\u306f\u4ee5\u4e0b\u306b\u9650\u5b9a\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n

-Copilot\u306a\u3069\u306e\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u6a5f\u80fd\u3002
-\u81ea\u52d5\u5206\u985e\u3084\u6d88\u8cbb\u8005\u306e\u540c\u610f\u306a\u3069\u306e\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u6a5f\u80fd\u3002
-@mentions\u306a\u3069\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3002<\/a>
-\u4eba\u7269\u30ab\u30fc\u30c9\u3084\u4eba\u7269\u306a\u3069\u306e\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u6a5f\u80fd\u3002
-\u30ed\u30fc\u30df\u30f3\u30b0\u3084\u6700\u8fd1\u4f7f\u7528\u3057\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306a\u3069\u306e\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3002
-PowerPoint\u3067\u306e\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3084Excel\u306ePowerQuery\u306a\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3002<\/p>\n

\u73fe\u5728\u306e\u72b6\u614b: \u30b5\u30fc\u30d3\u30b9\u6b63\u5e38\u6027\u306e\u76e3\u8996\u306b\u3088\u308a\u3001\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u4e00\u90e8\u306e Microsoft 365 \u30a2\u30d7\u30ea\u6a5f\u80fd\u3092\u4f7f\u7528\u3057\u3088\u3046\u3068\u3057\u305f\u3068\u304d\u306b\u767a\u751f\u3059\u308b\u8a8d\u8a3c\u30a8\u30e9\u30fc\u304c\u8b66\u544a\u3055\u308c\u307e\u3057\u305f\u3002\u8a8d\u8a3c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u6700\u8fd1\u306e\u30b5\u30fc\u30d3\u30b9\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u7279\u5b9a\u3055\u308c\u3001\u5f71\u97ff\u304c\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002\u5f71\u97ff\u3092\u4fee\u5fa9\u3059\u308b\u305f\u3081\u306b\u3001\u554f\u984c\u306e\u3042\u308b\u66f4\u65b0\u3092\u5143\u306b\u623b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5f71\u97ff\u306e\u7bc4\u56f2: \u300c\u8a73\u7d30\u60c5\u5831\u300d\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u30b7\u30ca\u30ea\u30aa\u306e\u3044\u305a\u308c\u304b\u3092\u4f7f\u7528\u3057\u3088\u3046\u3068\u3059\u308b\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u6839\u672c\u539f\u56e0: \u8a8d\u8a3c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u6700\u8fd1\u306e\u30b5\u30fc\u30d3\u30b9\u66f4\u65b0\u304c\u5f71\u97ff\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6b21\u56de\u66f4\u65b0: 2025 \u5e74 10 \u6708 31 \u65e5\u91d1\u66dc\u65e5\u5348\u5f8c 10 \u6642 30 \u5206 UTC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

OP1181966 | Microsoft 365 apps | Some users may encounter issues or be prompted to sign in when using some Mic […]<\/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-13579","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13579","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=13579"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13579\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=13579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=13579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=13579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}