{"id":838,"date":"2024-02-05T19:07:07","date_gmt":"2024-02-05T19:07:07","guid":{"rendered":"https:\/\/howtogeek.blog\/ja\/?p=838"},"modified":"2024-02-05T19:07:07","modified_gmt":"2024-02-05T19:07:07","slug":"how-to-manually-update-windows-security-on-windows-11-ja","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/ja\/how-to-manually-update-windows-security-on-windows-11-ja\/","title":{"rendered":"Windows 11 \u3067 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>Microsoft \u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b Windows OS \u3092\u7d99\u7d9a\u7684\u306b\u5909\u66f4\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u899a\u3048\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001Microsoft \u306f Windows 10 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306b\u65b0\u3057\u3044\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30b9\u30a4\u30fc\u30c8\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002 Windows \u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30b9\u30a4\u30fc\u30c8\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u547c\u3070\u308c\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u30a6\u30a4\u30eb\u30b9\u3001\u305d\u306e\u4ed6\u306e\u7a2e\u985e\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8105\u5a01\u304b\u3089 PC \u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n<p>Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u65b0\u3057\u3044<u data-wpel-link=\"internal\">Windows 11<\/u>\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3067\u3082\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001Windows 11 \u306b\u306f\u307e\u3060\u591a\u304f\u306e\u6539\u826f\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306f Microsoft Defender \u307e\u305f\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u66f4\u65b0\u3067\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u901a\u5e38\u3001Windows 11 \u4e0a\u306e Microsoft Defender \u307e\u305f\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u30d0\u30b0\u304c\u539f\u56e0\u3067\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u5931\u6557\u3057\u3001PC \u304c\u6f5c\u5728\u7684\u306a\u30de\u30eb\u30a6\u30a7\u30a2\u653b\u6483\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2><span id=\"How_to_Manually_Update_Windows_Security_on_Windows_11\"><strong>Windows 11 \u3067 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b\u65b9\u6cd5<\/strong><\/span><\/h2>\n<p>\u307e\u305f\u3001Windows Update \u304c\u7121\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3082\u66f4\u65b0\u3055\u308c\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001Windows 11 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u6c7a\u3057\u3066\u30b9\u30ad\u30c3\u30d7\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Windows 11 \u3067 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b\u305f\u3081\u306e\u3044\u304f\u3064\u304b\u306e\u6700\u826f\u306e\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3><span id=\"1_Check_if_Windows_Security_is_Updated\"><strong>1. Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059<\/strong><\/span><\/h3>\n<p>Microsoft Defender \u307e\u305f\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b\u524d\u306b\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u53e4\u3044\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3084\u308b\u3079\u304d\u3053\u3068\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p>1. \u307e\u305a\u3001\u300cWindows 11\u300d\u691c\u7d22\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001<strong>\u300cWindows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d<\/strong>\u3068\u5165\u529b\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30ea\u30b9\u30c8\u304b\u3089 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\" class=\"wp-image\" decoding=\"async\" height=\"515\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated-1.webp\" title=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\" width=\"600\"\/><\/figure>\n<p>2. Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u3067\u3001\u753b\u9762\u306e\u5de6\u4e0b\u9685\u306b\u3042\u308b<strong>[\u8a2d\u5b9a]\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/strong><\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u8a2d\u5b9a\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\" class=\"wp-image\" decoding=\"async\" height=\"600\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated-2.webp\" title=\"\u8a2d\u5b9a\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\" width=\"262\"\/><\/figure>\n<p>3. \u53f3\u5074\u306e\u30da\u30a4\u30f3\u3067\u3001\u4e0b\u306e<strong>\u300c\u30d0\u30fc\u30b8\u30e7\u30f3\u60c5\u5831\u300d<\/strong>\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u300c\u6982\u8981\u300d\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\" class=\"wp-image\" decoding=\"async\" height=\"500\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated-3.webp\" title=\"\u300c\u6982\u8981\u300d\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\" width=\"477\"\/><\/figure>\n<p>4. Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u306e\u73fe\u5728\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u30de\u30eb\u30a6\u30a7\u30a2\u5bfe\u7b56\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30a8\u30f3\u30b8\u30f3\u3001\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u66f8\u304d\u7559\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u306e\u73fe\u5728\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\" class=\"wp-image\" decoding=\"async\" height=\"400\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated-4.webp\" title=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u306e\u73fe\u5728\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\" width=\"400\"\/><\/figure>\n<p>5. \u304a\u6c17\u306b\u5165\u308a\u306e Web \u30d6\u30e9\u30a6\u30b6\u30fc\u3092\u958b\u304d\u3001\u3053\u306e<strong><a data-wpel-link=\"external\" href=\"https:\/\/www.microsoft.com\/en-us\/wdsi\/defenderupdates\" rel=\"noopener nofollow external noreferrer\" target=\"_blank\">Microsoft Defender \u66f4\u65b0<\/a><\/strong>\u30da\u30fc\u30b8\u3092\u958b\u304d\u307e\u3059\u3002\u4e0b\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u3066\u3001\u6700\u65b0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u306e\u66f4\u65b0\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"Microsoft Defender \u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\" class=\"wp-image\" decoding=\"async\" height=\"392\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated5.webp\" title=\"Microsoft Defender \u306e\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\" width=\"640\"\/><\/figure>\n<p><strong>6. Web \u30da\u30fc\u30b8\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u8a73\u7d30\u3092\u3001<\/strong>\u30b9\u30c6\u30c3\u30d7 4 \u306e Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u306b\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u8a73\u7d30\u3068\u6bd4\u8f03\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u304a\u3057\u307e\u3044\uff01\u60c5\u5831\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u306f\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span id=\"2_Manually_Update_the_Windows_Security_app\"><strong>2. Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b<\/strong><\/span><\/h3>\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u624b\u52d5\u3067\u30c8\u30ea\u30ac\u30fc\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u5171\u6709\u3059\u308b\u7c21\u5358\u306a\u624b\u9806\u306e\u3044\u304f\u3064\u304b\u306b\u5f93\u3046\u3060\u3051\u3067\u3059\u3002<\/p>\n<p>1. \u307e\u305a\u3001\u300cWindows \u30b5\u30fc\u30c1\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u300cWindows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d\u3092\u691c\u7d22\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30ea\u30b9\u30c8\u304b\u3089<strong>Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u958b\u304d\u307e\u3059\u3002<\/strong><\/p>\n<figure class=\"wp-block-image\"><img alt=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\" class=\"wp-image\" decoding=\"async\" height=\"515\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Check-if-Windows-Security-is-Updated-1-1.webp\" title=\"Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\" width=\"600\"\/><\/figure>\n<p>2. [Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3] \u3067 [<strong>\u30a6\u30a4\u30eb\u30b9\u3068\u8105\u5a01\u306e\u4fdd\u8b77]<\/strong>\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30a6\u30a4\u30eb\u30b9\u3068\u8105\u5a01\u304b\u3089\u306e\u4fdd\u8b77\" class=\"wp-image\" decoding=\"async\" height=\"500\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Manually-Update-the-Windows-Security-app-1.webp\" title=\"\u30a6\u30a4\u30eb\u30b9\u3068\u8105\u5a01\u304b\u3089\u306e\u4fdd\u8b77\" width=\"280\"\/><\/figure>\n<p>3. \u6b21\u306b\u3001\u53f3\u30da\u30a4\u30f3\u306e [\u30a6\u30a4\u30eb\u30b9\u3068\u8105\u5a01\u306e\u4fdd\u8b77\u306e\u66f4\u65b0] \u306e\u4e0b\u306b\u3042\u308b [\u4fdd\u8b77\u306e\u66f4\u65b0] \u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u4fdd\u8b77\u306e\u66f4\u65b0\" class=\"wp-image\" decoding=\"async\" height=\"466\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Manually-Update-the-Windows-Security-app-2.webp\" title=\"\u4fdd\u8b77\u306e\u66f4\u65b0\" width=\"489\"\/><\/figure>\n<p>4. \u6b21\u306e\u753b\u9762\u3067\u3001\u4ee5\u4e0b\u306b\u793a\u3059\u3088\u3046\u306b<strong>\u300c\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u78ba\u8a8d\u300d<\/strong>\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u78ba\u8a8d\" class=\"wp-image\" decoding=\"async\" height=\"425\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Manually-Update-the-Windows-Security-app-3.webp\" title=\"\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u78ba\u8a8d\" width=\"600\"\/><\/figure>\n<p>\u305d\u308c\u3067\u304a\u3057\u307e\u3044\uff01\u3053\u308c\u306f\u3001Windows 11 \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3067 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<h3><span id=\"3_Update_Microsoft_Defender_via_PowerShell\"><strong>3. PowerShell \u7d4c\u7531\u3067 Microsoft Defender \u3092\u66f4\u65b0\u3059\u308b<\/strong><\/span><\/h3>\n<p>\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001PowerShell \u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u3066 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308b\u7c21\u5358\u306a\u624b\u9806\u3092\u3044\u304f\u3064\u304b\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>1. \u307e\u305a\u3001Windows 11 \u691c\u7d22\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u300cPowerShell\u300d\u3068\u5165\u529b\u3057\u307e\u3059\u3002<strong>PowerShell<\/strong>\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001<strong>[\u7ba1\u7406\u8005\u3068\u3057\u3066\u5b9f\u884c]<\/strong>\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30d1\u30ef\u30fc\u30b7\u30a7\u30eb\" class=\"wp-image\" decoding=\"async\" height=\"506\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Update-Microsoft-Defender-via-PowerShell-1.webp\" title=\"\u30d1\u30ef\u30fc\u30b7\u30a7\u30eb\" width=\"600\"\/><\/figure>\n<p>2. Windows Powershell \u3067\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<p> <code><strong>Update-MpSignature<\/strong><\/code><\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u66f4\u65b0-MpSignature\" class=\"wp-image\" decoding=\"async\" height=\"335\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Update-Microsoft-Defender-via-PowerShell-2.webp\" title=\"\u66f4\u65b0-MpSignature\" width=\"600\"\/><\/figure>\n<p>\u305d\u308c\u3067\u304a\u3057\u307e\u3044\uff01 Windows 11 \u306f\u3001\u5229\u7528\u53ef\u80fd\u306a Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u81ea\u52d5\u7684\u306b\u78ba\u8a8d\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3><span id=\"4_Manually_Download_install_the_latest_version_of_Microsoft_Defender\"><strong>4. \u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e Microsoft Defender \u3092\u624b\u52d5\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059<\/strong><\/span><\/h3>\n<p>\u4e0a\u8a18\u306e\u3059\u3079\u3066\u306e\u65b9\u6cd5\u3067\u554f\u984c\u3092\u89e3\u6c7a\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e Microsoft Defender \u3092\u624b\u52d5\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308b\u7c21\u5358\u306a\u624b\u9806\u3092\u3044\u304f\u3064\u304b\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>1. \u304a\u6c17\u306b\u5165\u308a\u306e Web \u30d6\u30e9\u30a6\u30b6\u3092\u958b\u3044\u3066\u3001\u3053\u306e<a data-wpel-link=\"external\" href=\"https:\/\/www.microsoft.com\/en-us\/wdsi\/defenderupdates\" rel=\"noopener nofollow external noreferrer\" target=\"_blank\">Web \u30da\u30fc\u30b8<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002<\/p>\n<p>2.\u4ee5\u4e0b\u306b\u793a\u3059\u3088\u3046\u306b\u3001<strong>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30bb\u30af\u30b7\u30e7\u30f3<\/strong>\u307e\u3067\u4e0b\u306b\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30bb\u30af\u30b7\u30e7\u30f3\" class=\"wp-image\" decoding=\"async\" height=\"335\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/install-the-latest-version-of-Microsoft-Defender.webp\" title=\"\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30bb\u30af\u30b7\u30e7\u30f3\" width=\"600\"\/><\/figure>\n<p>3. \u6b21\u306b\u3001 Microsoft Defender \u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u306e<strong>\u9069\u5207\u306a 32 \u30d3\u30c3\u30c8\u307e\u305f\u306f 64 \u30d3\u30c3\u30c8 \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057<\/strong>\u3001\u30b7\u30b9\u30c6\u30e0\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u9069\u5207\u306a 32 \u30d3\u30c3\u30c8\u307e\u305f\u306f 64 \u30d3\u30c3\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\" class=\"wp-image\" decoding=\"async\" height=\"273\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/install-the-latest-version-of-Microsoft-Defender-2.webp\" title=\"\u9069\u5207\u306a 32 \u30d3\u30c3\u30c8\u307e\u305f\u306f 64 \u30d3\u30c3\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\" width=\"640\"\/><\/figure>\n<p>4. \u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001Microsoft Defender \u304c\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u304a\u3057\u307e\u3044\uff01\u3053\u308c\u306f\u3001Microsoft \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u624b\u52d5\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<h3><span id=\"5_Run_the_Windows_Update_Troubleshooter\"><strong>5. Windows Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/strong><\/span><\/h3>\n<p>Windows \u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u66f4\u65b0\u4e2d\u306b Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001Windows Update \u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001Windows Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u3092\u5b9f\u884c\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>Windows Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u306f\u3001Windows Update \u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u89e3\u6c7a\u3057\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002 Windows Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u3092\u5b9f\u884c\u3059\u308b\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p>1. Windows 11 \u306e [\u30b9\u30bf\u30fc\u30c8] \u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001<strong>[\u8a2d\u5b9a]<\/strong>\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u8a2d\u5b9a\" class=\"wp-image\" decoding=\"async\" height=\"700\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Enable-the-Energy-Saver-in-Windows-11-1-5.webp\" title=\"\u8a2d\u5b9a\" width=\"625\"\/><\/figure>\n<p>2. Windows \u306e\u8a2d\u5b9a\u3067\u3001[<strong>\u30b7\u30b9\u30c6\u30e0] &gt; [\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0] &gt; [\u305d\u306e\u4ed6\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0]<\/strong>\u306b\u79fb\u52d5\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\" class=\"wp-image\" decoding=\"async\" height=\"581\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Run-the-Windows-Update-Troubleshooter-2.webp\" title=\"\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\" width=\"640\"\/><\/figure>\n<p>3. \u6b21\u306b\u3001Windows Update \u3092\u898b\u3064\u3051\u3066\u3001\u305d\u306e\u6a2a\u306b\u3042\u308b<strong>[\u5b9f\u884c]<\/strong>\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u8d70\u308b\" class=\"wp-image\" decoding=\"async\" height=\"324\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2024\/02\/Run-the-Windows-Update-Troubleshooter-4.webp\" title=\"\u8d70\u308b\" width=\"800\"\/><\/figure>\n<p>\u305d\u308c\u3067\u304a\u3057\u307e\u3044\uff01\u3053\u308c\u306b\u3088\u308a\u3001Windows Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u304c\u8d77\u52d5\u3057\u307e\u3059\u3002 Update \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30c4\u30fc\u30eb\u306f\u3001Windows Update \u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u691c\u51fa\u3057\u3066\u4fee\u6b63\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u3053\u308c\u3089\u306f\u3001 Windows 11 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u4e0a\u306e Microsoft Defender \u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b<\/strong>\u305f\u3081\u306e\u3044\u304f\u3064\u304b\u306e\u6700\u826f\u306e\u65b9\u6cd5\u3067\u3059\u3002\u3053\u308c\u3089\u3059\u3079\u3066\u306e\u65b9\u6cd5\u3092\u5b9f\u884c\u3057\u305f\u304f\u306a\u3044\u5834\u5408\u306f\u3001Windows 11 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3092\u66f4\u65b0\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n<p>Windows 11 \u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3059\u308b\u306b\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306b\u6700\u65b0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u304c\u304a\u5f79\u306b\u7acb\u3066\u3070\u5e78\u3044\u3067\u3059!\u304a\u53cb\u9054\u306b\u3082\u30b7\u30a7\u30a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3054\u4e0d\u660e\u306a\u70b9\u304c\u3054\u3056\u3044\u307e\u3057\u305f\u3089\u3001\u4e0b\u306e\u30b3\u30e1\u30f3\u30c8\u6b04\u306b\u3054\u8a18\u5165\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft \u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b Windows OS \u3092\u7d99\u7d9a\u7684\u306b\u5909\u66f4\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u899a\u3048\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001Microsoft \u306f Windows 10 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u5411\u3051\u306b\u65b0\u3057\u3044\u30a6\u30a4\u30eb\u30b9\u5bfe\u7b56\u30b9\u30a4\u30fc\u30c8\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002 Windows \u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30b9\u30a4\u30fc\u30c8\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u547c\u3070\u308c\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u30a6\u30a4\u30eb\u30b9\u3001\u305d\u306e\u4ed6\u306e\u7a2e\u985e\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8105\u5a01\u304b\u3089 PC \u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001\u65b0\u3057\u3044Windows 11\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3067\u3082\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001Windows 11 \u306b\u306f\u307e\u3060\u591a\u304f\u306e\u6539\u826f\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306f Microsoft Defender \u307e\u305f\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u66f4\u65b0\u3067\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u901a\u5e38\u3001Windows 11 \u4e0a\u306e Microsoft Defender \u307e\u305f\u306f Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u30d0\u30b0\u304c\u539f\u56e0\u3067\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u5931\u6557\u3057\u3001PC \u304c\u6f5c\u5728\u7684\u306a\u30de\u30eb\u30a6\u30a7\u30a2\u653b\u6483\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 Windows 11 \u3067 Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u624b\u52d5\u3067\u66f4\u65b0\u3059\u308b\u65b9\u6cd5 \u307e\u305f\u3001Windows Update \u304c\u7121\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3001Windows \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3082\u66f4\u65b0\u3055\u308c\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001Windows 11 \u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u6c7a\u3057\u3066\u30b9\u30ad\u30c3\u30d7\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Windows 11 \u3067 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[19],"class_list":["post-838","post","type-post","status-publish","format-standard","hentry","category-how-to","tag-windows"],"acf":[],"_links":{"self":[{"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/posts\/838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/comments?post=838"}],"version-history":[{"count":1,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/posts\/838\/revisions"}],"predecessor-version":[{"id":839,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/posts\/838\/revisions\/839"}],"wp:attachment":[{"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/media?parent=838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/categories?post=838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/howtogeek.blog\/ja\/wp-json\/wp\/v2\/tags?post=838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}