{"id":16120,"date":"2026-04-25T08:00:57","date_gmt":"2026-04-24T23:00:57","guid":{"rendered":"https:\/\/m365jp.net\/?p=16120"},"modified":"2026-04-25T08:01:33","modified_gmt":"2026-04-24T23:01:33","slug":"mc1290834-teams-rooms-sign-in-failures-after-password-reset-from-pro-management-portal","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-04-25-mc1290834-teams-rooms-sign-in-failures-after-password-reset-from-pro-management-portal","title":{"rendered":"MC1290834 | Teams Rooms sign-in failures after password reset from Pro Management Portal"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MC1290834 | Teams Rooms sign-in failures after password reset from Pro Management Portal<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<table id=\"data\">\n<tbody>\n<tr>\n<th>Classification<\/th>\n<td>preventOrFixIssue<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>04\/24\/2026 22:08:13<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>04\/24\/2026 22:07:59<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td>05\/25\/2026 07:00:00<\/td>\n<\/tr>\n<tr>\n<th>Message Content<\/th>\n<td>\n<p><b>[Introduction]<\/b><\/p>\n<p>  We&#8217;re investigating an issue where password resets performed in the <b>Teams Pro Management Portal (PMP)  <\/b>may cause Teams Rooms devices to fail sign-in. A recent change in password reset behavior is the likely root cause and may prevent Teams Rooms devices from completing sign-in.<\/p>\n<ul>  <\/ul>\n<p><b>[How this affects your organization:]<\/b><\/p>\n<p><b>Who is affected:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Organizations using Teams <b>Pro Management Portal (PMP) <\/b>to manage Teams Rooms resource accounts<\/li>\n<p>  <\/ul>\n<p><b>What will happen:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Password resets initiated in PMP may trigger a <b>change password at next sign-in<\/b>&nbsp;requirement on the account.<\/li>\n<p>  <\/p>\n<li>Teams Rooms devices cannot complete interactive password change prompts.<\/li>\n<p>  <\/p>\n<li>Affected devices enter a <b>CannotSignIn<\/b> state.<\/li>\n<p>  <\/p>\n<li>Devices may remain signed out without automatic recovery until manually remediated.<\/li>\n<p>  <\/p>\n<li>This issue primarily affects Teams Rooms resource accounts.<\/li>\n<p>  <\/ul>\n<p><b>[What you can do to prepare:]<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li><b>Avoid resetting Teams Rooms resource account passwords through the Pro Management Portal.<\/b><\/li>\n<p>  <\/p>\n<li>If a password reset is required:<br \/> \n<ul>  <\/p>\n<li>Verify device sign-in immediately after the reset<\/li>\n<p>  <\/p>\n<li>Manually remediate any devices that remain in a signed-out state<\/li>\n<p>  <\/ul>\n<p>  <\/li>\n<p>  <\/p>\n<li>Inform your helpdesk or support teams of this issue to reduce troubleshooting time<\/li>\n<p>  <\/ul>\n<p>If you experience issues, contact Microsoft Support.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\n<p><b>[\u306f\u3058\u3081\u306b]<\/b><\/p>\n<p><b>\u79c1\u305f\u3061\u306f\u3001Teams Pro Management Portal(PMP<\/b>)\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u3092\u884c\u3046\u3053\u3068\u3067\u3001Teams Rooms\u30c7\u30d0\u30a4\u30b9\u304c\u30b5\u30a4\u30f3\u30a4\u30f3\u306b\u5931\u6557\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u3044\u3046\u554f\u984c\u3092\u8abf\u67fb\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u8fd1\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u52d5\u4f5c\u306e\u5909\u5316\u304c\u539f\u56e0\u3068\u8003\u3048\u3089\u308c\u3066\u304a\u308a\u3001Teams Rooms\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u30b5\u30a4\u30f3\u30a4\u30f3\u3092\u5b8c\u4e86\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>  <\/ul>\n<p><b>[\u3053\u308c\u304c\u3042\u306a\u305f\u306e\u7d44\u7e54\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u304b:]<\/b><\/p>\n<p><b>\u5f71\u97ff\u3092\u53d7\u3051\u308b\u4eba\u7269:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Teams <b>Pro\u7ba1\u7406\u30dd\u30fc\u30bf\u30eb(PMP) <\/b>\u3092\u4f7f\u3063\u3066Teams Rooms\u306e\u30ea\u30bd\u30fc\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u7ba1\u7406\u3059\u308b\u7d44\u7e54<\/li>\n<p>  <\/ul>\n<p><b>\u4eca\u5f8c\u306e\u5c55\u958b:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>PMP\u3067\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u304c\u958b\u59cb\u3055\u308c\u308b\u3068\u3001 <b>\u6b21\u56de\u30b5\u30a4\u30f3\u30a4\u30f3<\/b>&nbsp;\u6642\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u304c\u8d77\u3053\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<p>  <\/p>\n<li>Teams Rooms\u30c7\u30d0\u30a4\u30b9\u306f\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u5b8c\u6210\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n<p>  <\/p>\n<li>\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30c7\u30d0\u30a4\u30b9\u306f <b>CannotSignIn<\/b> \u72b6\u614b\u306b\u5165\u308a\u307e\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u30c7\u30d0\u30a4\u30b9\u306f\u624b\u52d5\u3067\u4fee\u5fa9\u3055\u308c\u308b\u307e\u3067\u81ea\u52d5\u56de\u5fa9\u306a\u3057\u3067\u30b5\u30a4\u30f3\u30a2\u30a6\u30c8\u3055\u308c\u305f\u307e\u307e\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u3053\u306e\u554f\u984c\u306f\u4e3b\u306bTeams Rooms\u306e\u30ea\u30bd\u30fc\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002<\/li>\n<p>  <\/ul>\n<p><b>[\u6e96\u5099\u306e\u305f\u3081\u306b\u3067\u304d\u308b\u3053\u3068:]<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li><b>Pro Management Portal\u3092\u901a\u3058\u3066Teams Rooms\u30ea\u30bd\u30fc\u30b9\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30ea\u30bb\u30c3\u30c8\u3059\u308b\u306e\u306f\u907f\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/b><\/li>\n<p>  <\/p>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30bb\u30c3\u30c8\u304c\u5fc5\u8981\u306a\u5834\u5408:\n<ul>  <\/p>\n<li>\u30ea\u30bb\u30c3\u30c8\u76f4\u5f8c\u306b\u30c7\u30d0\u30a4\u30b9\u30b5\u30a4\u30f3\u30a4\u30f3\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/li>\n<p>  <\/p>\n<li>\u30b5\u30a4\u30f3\u30a2\u30a6\u30c8\u72b6\u614b\u306e\u307e\u307e\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u624b\u52d5\u3067\u518d\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/li>\n<p>  <\/ul>\n<p>  <\/li>\n<p>  <\/p>\n<li>\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306b\u3001\u30d8\u30eb\u30d7\u30c7\u30b9\u30af\u3084\u30b5\u30dd\u30fc\u30c8\u30c1\u30fc\u30e0\u306b\u3053\u306e\u554f\u984c\u3092\u4f1d\u3048\u3066\u304f\u3060\u3055\u3044<\/li>\n<p>  <\/ul>\n<p>\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001Microsoft\u30b5\u30dd\u30fc\u30c8\u306b\u9023\u7d61\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>MC1290834 | Teams Rooms sign-in failures after password reset from Pro Management Portal Classification preven [&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-16120","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/16120","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=16120"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/16120\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=16120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=16120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=16120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}