{"id":17198,"date":"2026-07-08T08:01:40","date_gmt":"2026-07-07T23:01:40","guid":{"rendered":"https:\/\/m365jp.net\/?p=17198"},"modified":"2026-07-08T08:06:32","modified_gmt":"2026-07-07T23:06:32","slug":"mc1419799-configurable-recovery-window-for-microsoft-365-backup","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-07-08-mc1419799-configurable-recovery-window-for-microsoft-365-backup","title":{"rendered":"MC1419799 | Configurable recovery window for Microsoft 365 Backup"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MC1419799 | Configurable recovery window for Microsoft 365 Backup<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<table id=\"data\">\n<tbody>\n<tr>\n<th>Classification<\/th>\n<td>stayInformed<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>07\/07\/2026 22:33:50<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>07\/07\/2026 22:33:42<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td>09\/07\/2026 07:00:00<\/td>\n<\/tr>\n<tr>\n<th>Message Content<\/th>\n<td>\n<p><b>[What and Why:]<\/b><\/p>\n<p>  We&#8217;re introducing configurable recovery window for Microsoft 365 Backup, allowing administrators to define backup recovery windows between 3 months and 2 years at the policy level. Previously, recovery window was fixed at 1 year. This enhancement provides greater   flexibility to align data protection practices with organizational compliance requirements, cost considerations, and business continuity strategies\u2015improving control over backup lifecycle management.<\/p>\n<p>This message is associated with Microsoft 365 Roadmap ID <a href=\"https:\/\/www.microsoft.com\/microsoft-365\/roadmap?filters=&amp;searchterms=481834\" target=\"_blank\">  481834<\/a>.<\/p>\n<p><b>[Rollout Schedule:]<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Public Preview (Worldwide): Beginning <b>late July 2026<\/b>; expected to complete by  <b>early August 2026<\/b><\/li>\n<p>  <\/p>\n<li>General Availability (Worldwide): Beginning <b>late July 2026<\/b>; expected to complete by  <b>early August 2026<\/b><\/li>\n<p>  <\/ul>\n<p><b>[Impact on Your Organization:]<\/b><\/p>\n<p><b>Who is affected:&nbsp;<\/b>Microsoft 365 administrators managing Microsoft 365 Backup policies<\/p>\n<p><b>Platforms\/Services:<\/b><\/p>\n<ul>\n<li>Microsoft 365 admin center (web)\n<\/li>\n<li>Microsoft 365 Backup<\/li>\n<\/ul>\n<p><b>What will happen:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Admins can configure recovery window per backup policy between 3 months and 2 years.<\/li>\n<p>  <\/p>\n<li>The default recovery window remains 1 year unless changed.<\/li>\n<p>  <\/p>\n<li>Existing policies will not be modified automatically.<\/li>\n<p>  <\/p>\n<li>Recovery window can be set during policy creation or editing.<\/li>\n<p>  <\/p>\n<li>The feature is<b> enabled by default <\/b>but&nbsp;requires manual configuration to change settings.<\/li>\n<p>  <\/p>\n<li>Reducing recovery window on an existing policy will:<\/li>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Permanently delete backup data outside the new recovery window.<\/li>\n<p>  <\/p>\n<li>Apply deletion after a defined grace period.<\/li>\n<p>  <\/ul>\n<p>  <\/ul>\n<p><b>[Action Required\/Recommendations:]<\/b><\/p>\n<p><b>No immediate action is required before rollout.<\/b><\/p>\n<p>After rollout, we recommend:<\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>Review existing Microsoft 365 Backup policies to confirm if the default 1-year recovery window meets your needs.<\/li>\n<p>  <\/p>\n<li>Evaluate whether shorter or longer recovery window aligns with your compliance and recovery objectives.<\/li>\n<p>  <\/p>\n<li>Inform backup and IT administrators about this new capability.<\/li>\n<p>  <\/p>\n<li>Plan carefully before reducing recovery window to avoid unintended permanent data loss.<\/li>\n<p>  <\/p>\n<li>Update internal documentation and governance procedures if applicable.<\/li>\n<p>  <\/ul>\n<p>To configure recovery window:<\/p>\n<p>  <\/p>\n<ol>  <\/p>\n<li>Go to the Microsoft 365 admin center: <a href=\"https:\/\/admin.microsoft.com\">Open Microsoft 365 admin center<\/a><\/li>\n<p>  <\/p>\n<li>Navigate to Microsoft 365 Backup<\/li>\n<p>  <\/p>\n<li>Select a backup policy<\/li>\n<p>  <\/p>\n<li>Open <b>&#8220;Update recovery window&#8221;<\/b><\/li>\n<p>  <\/p>\n<li>Set the recovery window (3 months to 2 years)<\/li>\n<p>  <\/p>\n<li>Review and confirm changes<\/li>\n<p>  <\/ol>\n<p><b>[Compliance considerations:]<\/b><\/p>\n<table>  <\/p>\n<tbody>\n<tr>\n<th>Consideration<\/th>\n<th>Explanation<\/th>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>Does the change alter how existing customer data is processed, stored, or accessed?<\/td>\n<td>Recovery window duration for backup data is configurable. Shortening it may result in permanent deletion of backup data beyond the new window after a grace period.<\/td>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>Does the change modify retention policies, holds, or deletion workflows (Purview)?<\/td>\n<td>While separate from Purview retention, this introduces configurable backup recovery window behavior that directly impacts data lifecycle and deletion timing of the backups.<\/td>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>Does the change include an admin control?<\/td>\n<td>Admins can configure recovery window per backup policy in the Microsoft 365 admin center.<\/td>\n<\/tr>\n<p>  <\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\n<p><b>[\u4f55\u3068\u306a\u305c:]<\/b><\/p>\n<p>Microsoft 365 Backup\u5411\u3051\u306bO\u5b9a\u53ef\u80fd\u306a\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u6bea\u8d30\u2490\u82be\u789a\u6499\u836a\u8f9a\u73d0`\u30ec\u30d9\u30eb\u30673\u30f6\u6708\u304b\u30892\u5e74\u307e\u3067\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u5b9ax\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u4ee5\u524d\u306f\u56de\u671fg\u304c1\u5e74\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u5316\u306b\u3088\u308a\u3001\u30c7`\u30bf\u4fddo\u306eg\u8df5\u3092M\u306e\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u3001\u30b3\u30b9\u30c8\u306e\u8003]<a href=\"mailto:\u3001\u4e8bI@A\u69c1\u9884\u82cf\u6089\u4e39\u62a4\u80b4\u5f73\u6027\u304c\u5411\u4e0a\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u306e\u7ba1\u7406\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\">\u3001\u4e8bI@A\u69c1\u9884\u82cf\u6089\u4e39\u62a4\u80b4\u5f73\u6027\u304c\u5411\u4e0a\u3057\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406\u306e\u7ba1\u7406\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/a><\/p>\n<p>\u3053\u306e\u30e1\u30c3\u30bb`\u30b8\u306fMicrosoft 365 Roadmap ID <a href=\"https:\/\/www.microsoft.com\/microsoft-365\/roadmap?filters=&amp;searchterms=481834\" target=\"_blank\">  481834<\/a>\u306bvB\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><b>[\u5c55_\u30b9\u30b1\u30b8\u30e5`\u30eb:]<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>\u30d1\u30d6\u30ea\u30c3\u30af\u30d7\u30ec\u30d3\u30e5`(\u4e16\u754c\u516c_):<b>2026\u5e747\u6708\u4e0b\u65ec<\/b>_\u59cb;<b>2026\u5e748\u6708\u521d\u65ec<\/b>\u307e\u3067\u306b\u5b8c\u6210\u4e88\u5b9a<\/li>\n<p>  <\/p>\n<li>\u4e00\u822c\u516c_(\u4e16\u754c\u5411\u3051):<b>2026\u5e747\u6708\u4e0b\u65ec<\/b>_\u59cb;<b>2026\u5e748\u6708\u521d\u65ec<\/b>\u307e\u3067\u306b\u5b8c\u6210\u4e88\u5b9a<\/li>\n<p>  <\/ul>\n<p><b>[M\u3078\u306e\u5f71:]<\/b><\/p>\n<p><b>\u5f71\u3092\u53d7\u3051\u308b\u4eba\u7269:&nbsp;<\/b>Microsoft 365\u7ba1\u7406\u8005\u304cMicrosoft 365\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30dd\u30ea\u30b7`\u3092\u7ba1\u7406\u3059\u308b<\/p>\n<p><b>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9`\u30e0\/\u30b5`\u30d3\u30b9:<\/b><\/p>\n<ul>\n<li>Microsoft 365 \u7ba1\u7406\u30bb\u30f3\u30bf`(\u30a6\u30a7\u30d6)\n<\/li>\n<li>Microsoft 365\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/li>\n<\/ul>\n<p><b>\u4eca\u5f8c\u306e\u5c55_:<\/b><\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>\u7ba1\u7406\u8005\u306f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30dd\u30ea\u30b7`\u3054\u3068\u306b3\u30f6\u6708\u304b\u30892\u5e74\u306e\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u3092O\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u56de\u671fg\u306f\u6d93\u4e39\u6b37\u80dc\u306f\u84fc1\u5e74\u306e\u307e\u307e\u3067\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u65e2\u5b58\u306e\u4fdd\u306f\u81ea\u62e5\u819c\u6d93\u4e39\u6b37\u6bea\u957f\u8da3\u6089\u8f98\u84fc\u62a4\u87c6<\/li>\n<p>  <\/p>\n<li>\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u306f\u30dd\u30ea\u30b7`\u4f5c\u6210\u3084r\u306bO\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u3053\u306eC\u80fd\u306f<b> \u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709 <\/b>\u3067\u3059\u304c\u3001&nbsp;O\u5b9a\u3092\u6d93\u5de5\u6bea\u6454\u9c9c\u91c9O\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<p>  <\/p>\n<li>\u65e2\u5b58\u4fdd\u306e\u56de\u671fg\u3092\u77eds\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u6297\u76f2\u6901\u6b37\u84fc:<\/li>\n<p>  <\/p>\n<ul>  <\/p>\n<li>\u65b0\u3057\u3044\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u5916\u3067\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7`\u30bf\u3092\u6c38\u4e45\u306b\u524a\u9664\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/p>\n<li>\u5b9a\u3081\u3089\u308c\u305fq\u4e88\u671fg\u5f8c\u306b\u524a\u9664\u3092m\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/ul>\n<p>  <\/ul>\n<p><b>[\u5fc5\u8981\u306a\u884c\/\u63a8X\u4e8b:]<\/b><\/p>\n<p><b>\u5c55_\u524d\u306b\u5373r\u306e\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002<\/b><\/p>\n<p>\u5c55_\u5f8c\u3001\u4ee5\u4e0b\u306e\u3053\u3068\u3092\u63a8X\u3057\u307e\u3059:<\/p>\n<p>  <\/p>\n<ul>  <\/p>\n<li>\u65e2\u5b58\u306eMicrosoft 365\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30dd\u30ea\u30b7`\u3092_J\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e1\u5e74\u56de\u671fg\u304c\u3042\u306a\u305f\u306e\u30cb`\u30ba\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092_J\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/p>\n<li>\u56de\u671fg\u3092\u77ed\u304f\u3059\u308b\u304bL\u304f\u3059\u308b\u304b\u304c\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3084\u56de\u306e\u76ee\u6454\u6495\u73b0\u9647\u5de5\u6bea\u86dfu\u7b4f\u76ae\u5764\u4e39\u3041<\/li>\n<p>  <\/p>\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304a\u3088\u3073IT\u7ba1\u7406\u8005\u306b\u3053\u306e\u65b0\u3057\u3044C\u80fd\u3092\u77e5\u3089\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/p>\n<li>\u610f\u6067\u7b4f\u80dc\u3073\u8c30\u73ab\u819c\u5723\u7b7e`\u30bfp\u5931\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u56de\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u77eds\u3059\u308b\u524d\u306b\u614e\u91cd\u306b\u753b\u3092\u7acb\u3066\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/p>\n<li>\u5f53\u3059\u308b\u9f8a\u6089\u590f\u8bd3\u8bfe\u6d48\u5578\u5723\u8797\u6545\u5fd7A\u304d\u3092\u66f4\u65b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<p>  <\/ul>\n<p>\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u306eO\u5b9a:<\/p>\n<p>  <\/p>\n<ol>  <\/p>\n<li>Microsoft 365\u7ba1\u7406\u30bb\u30f3\u30bf`\u3078\u884c\u304f: <a href=\"https:\/\/admin.microsoft.com\">Microsoft 365\u7ba1\u7406\u30bb\u30f3\u30bf`\u3092_\u304f<\/a><\/li>\n<p>  <\/p>\n<li>Microsoft 365\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3078\u30ca\u30d3\u30b2`\u30b7\u30e7\u30f3<\/li>\n<p>  <\/p>\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30dd\u30ea\u30b7`\u3092xk\u3057\u307e\u3059<\/li>\n<p>  <\/p>\n<li><b>\u300c\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u66f4\u65b0<\/b>\u300d\u3092_\u304d\u307e\u3059<\/li>\n<p>  <\/p>\n<li>\u56de\u671fg\u3092O\u5b9a\u3057(3\u30f6\u6708\u304b\u30892\u5e74)<\/li>\n<p>  <\/p>\n<li>\u6d93\u672a_J\u3068_J<\/li>\n<p>  <\/ol>\n<p><b>[\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u4e0a\u306e\u8003]\u4e8b:]<\/b><\/p>\n<table>  <\/p>\n<tbody>\n<tr>\n<th>\u8003]<\/th>\n<th>h\u660e<\/th>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>\u3053\u306e\u6d93\u971e\u5374\u599e\u6664\u5ba2\u30c7`\u30bf\u306eI\u7406\u3001\u4fdd\u5b58\u3001\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u3092\u6d43\u00e0\u84fc\u5de5?<\/td>\n<td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7`\u30bf\u306e\u30ea\u30ab\u30d0\u30ea`\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u671fg\u306fO\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u77eds\u3059\u308b\u3068\u3001q\u4e88\u671fg\u3092U\u3066\u65b0\u3057\u3044\u30a6\u30a3\u30f3\u30c9\u30a6\u4ee5\u964d\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30c7`\u30bf\u304c\u6c38\u4e45\u306b\u524a\u9664\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>\u6d93\u5ab3\uff13\u829d\u836a\u8f9a\u73d0`\u3001\u4fdd\u7559\u3001\u524a\u9664\u30ef`\u30af\u30d5\u30ed`(Purview)\u3092\u4fee\u6b63\u3057\u307e\u3059\u304b?<\/td>\n<td>Purview\u306e\u4fdd\u6301\u3068\u306fe\u3067\u3059\u304c\u3001\u30c7`\u30bf\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3084\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u524a\u9664\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u76f4\u63a5\u5f71\u3059\u308bO\u5b9a\u53ef\u80fd\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5143\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u5e7c\u9ccf\u6bea\u7b4f\u84fc\u57c2<\/td>\n<\/tr>\n<p>  <\/p>\n<tr>\n<td>\u6d93\u6454\u778e\u82be\u789a\u5416\u82be\u6067\u5902\u84fc\u6b37\u76ae\u3044\u84fc\u5de5?<\/td>\n<td>\u7ba1\u7406\u8005\u306fMicrosoft 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