{"id":1302,"date":"2026-08-08T06:53:17","date_gmt":"2026-08-08T06:53:17","guid":{"rendered":"https:\/\/windowsreport.com\/ja\/microsoft-edge-%e3%81%8c-manifest-v2-%e6%8b%a1%e5%bc%b5%e6%a9%9f%e8%83%bd%e3%81%ae%e6%ae%b5%e9%9a%8e%e7%9a%84%e5%bb%83%e6%ad%a2%e3%82%92%e9%96%8b%e5%a7%8b\/"},"modified":"2026-08-08T06:53:17","modified_gmt":"2026-08-08T06:53:17","slug":"microsoft-edge-%e3%81%8c-manifest-v2-%e6%8b%a1%e5%bc%b5%e6%a9%9f%e8%83%bd%e3%81%ae%e6%ae%b5%e9%9a%8e%e7%9a%84%e5%bb%83%e6%ad%a2%e3%82%92%e9%96%8b%e5%a7%8b","status":"publish","type":"post","link":"https:\/\/windowsreport.com\/ja\/microsoft-edge-%e3%81%8c-manifest-v2-%e6%8b%a1%e5%bc%b5%e6%a9%9f%e8%83%bd%e3%81%ae%e6%ae%b5%e9%9a%8e%e7%9a%84%e5%bb%83%e6%ad%a2%e3%82%92%e9%96%8b%e5%a7%8b\/","title":{"rendered":"Microsoft Edge \u304c Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u306e\u6bb5\u968e\u7684\u5ec3\u6b62\u3092\u958b\u59cb"},"content":{"rendered":"\n<p>Microsoft Edge \u306f\u30012026 \u5e74 8 \u6708\u3088\u308a\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u306b <a href=\"https:\/\/blogs.windows.com\/msedgedev\/2026\/08\/07\/moving-the-microsoft-edge-extensions-ecosystem-forward-with-manifest-version-3\/\" target=\"_blank\" rel=\"noreferrer noopener\">Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u306e\u6bb5\u968e\u7684\u5ec3\u6b62<\/a> \u3092\u958b\u59cb\u3057\u3001\u5e74\u5185\u306b Manifest V3 \u3078\u306e\u79fb\u884c\u3092\u5b8c\u4e86\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f01\u696d\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u3055\u3089\u306b\u7336\u4e88\u671f\u9593\u304c\u8a2d\u3051\u3089\u308c\u307e\u3059\u3002Microsoft \u306f\u3001\u7ba1\u7406\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u306b\u304a\u3051\u308b Manifest V2 \u306e\u5ec3\u6b62\u30922027\u5e74\u521d\u982d\u306b\u958b\u59cb\u3059\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-most-edge-extensions-already-support-manifest-v3\">\u307b\u3068\u3093\u3069\u306e Edge \u62e1\u5f35\u6a5f\u80fd\u304c\u65e2\u306b Manifest V3 \u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059<\/h2>\n\n\n\n<p>Microsoft \u306b\u3088\u308b\u3068\u3001Edge \u306e\u62e1\u5f35\u6a5f\u80fd\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306f\u3053\u306e\u5909\u66f4\u306b\u5bfe\u3057\u3066\u307b\u307c\u6e96\u5099\u304c\u6574\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Edge \u30a2\u30c9\u30aa\u30f3 \u30b9\u30c8\u30a2\u3067\u6700\u3082\u4eba\u6c17\u306e\u3042\u308b Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u306e\u7d04 95% \u306b\u306f\u65e2\u306b Manifest V3 \u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u30b9\u30c8\u30a2\u5185\u306b\u6b8b\u3063\u3066\u3044\u308b\u306e\u306f\u3001\u5229\u7528\u5b9f\u7e3e\u306e\u3042\u308b58\u500b\u306e MV2 \u62e1\u5f35\u6a5f\u80fd\u306e\u307f\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e58\u500b\u306e\u62e1\u5f35\u6a5f\u80fd\u306e\u3046\u3061\u3001\u73fe\u5728 Manifest V3 \u7248\u304c\u4e00\u822c\u516c\u958b\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u306f 3 \u3064\u306e\u307f\u3067\u3042\u308b\u3068 Microsoft \u306f\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Microsoft \u306f 2020 \u5e74\u306b\u3001Chromium \u30d9\u30fc\u30b9\u306e Edge \u5411\u3051\u62e1\u5f35\u6a5f\u80fd\u306e\u672a\u6765\u3068\u3057\u3066 Manifest V3 \u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u3092\u521d\u3081\u3066\u8868\u660e\u3057\u307e\u3057\u305f\u3002\u65b0\u3057\u3044\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u3088\u308a\u5f37\u56fa\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fdd\u8b77\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u3092\u63d0\u4f9b\u3059\u308b\u3068\u540c\u793e\u306f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u73fe\u5728\u3001\u307b\u3068\u3093\u3069\u306e\u958b\u767a\u8005\u304c MV3 \u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001Microsoft \u306f\u53e4\u3044\u62e1\u5f35\u6a5f\u80fd\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u7121\u52b9\u5316\u3092\u958b\u59cb\u3067\u304d\u308b\u3068\u898b\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-edge-will-start-warning-users-in-august\">Edge \u306f 8 \u6708\u306b\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u8b66\u544a\u8868\u793a\u3092\u958b\u59cb\u3057\u307e\u3059<\/h3>\n\n\n\n<p>\u4eca\u6708\u3088\u308a\u3001Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u5bfe\u8c61\u306b\u3001\u4eca\u5f8c\u306e\u79fb\u884c\u306b\u95a2\u3059\u308b\u901a\u77e5\u306e\u8868\u793a\u304c\u958b\u59cb\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>Microsoft \u306f\u3001Edge \u306e\u62e1\u5f35\u6a5f\u80fd\u7ba1\u7406\u30da\u30fc\u30b8\u304a\u3088\u3073 Edge \u30a2\u30c9\u30aa\u30f3 \u30b9\u30c8\u30a2\u306e\u95a2\u9023\u30da\u30fc\u30b8\u3067\u8b66\u544a\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>MV2 \u62e1\u5f35\u6a5f\u80fd\u3092\u5f15\u304d\u7d9a\u304d\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3057\u3066\u3044\u308b\u958b\u767a\u8005\u306b\u306f\u3001Microsoft \u30d1\u30fc\u30c8\u30ca\u30fc \u30bb\u30f3\u30bf\u30fc\u3092\u901a\u3058\u3066\u901a\u77e5\u304c\u9001\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8b66\u544a\u306f\u3001Microsoft \u304c\u62e1\u5f35\u6a5f\u80fd\u306e\u7121\u52b9\u5316\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u8868\u793a\u3055\u308c\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u3084\u958b\u767a\u8005\u306f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u4ee3\u66ff\u62e1\u5f35\u6a5f\u80fd\u3078\u79fb\u884c\u3059\u308b\u6642\u9593\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-manifest-v2-extensions-will-gradually-stop-working\">Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u306f\u6bb5\u968e\u7684\u306b\u52d5\u4f5c\u3057\u306a\u304f\u306a\u308a\u307e\u3059<\/h3>\n\n\n\n<p>Microsoft \u306f\u3001\u4eca\u5f8c\u6570\u304b\u6708\u304b\u3051\u3066 Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6bb5\u968e\u7684\u306b\u7121\u52b9\u5316\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>Edge \u304c\u62e1\u5f35\u6a5f\u80fd\u3092\u30aa\u30d5\u306b\u3059\u308b\u524d\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u4e8b\u524d\u901a\u77e5\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002MV3 \u306e\u4ee3\u66ff\u62e1\u5f35\u6a5f\u80fd\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001Microsoft \u306f\u30e6\u30fc\u30b6\u30fc\u3092\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3078\u8a98\u5c0e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u5c55\u958b\u306f\u3001Edge Canary\u3001Dev\u3001Beta \u304b\u3089\u59cb\u307e\u308a\u3001\u305d\u306e\u5f8c Stable \u30c1\u30e3\u30cd\u30eb\u306b\u5230\u9054\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>Microsoft \u306f\u3001\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u30c7\u30d0\u30a4\u30b9\u3067\u306f 2026 \u5e74\u672b\u307e\u3067\u306b Manifest V3 \u3078\u306e\u79fb\u884c\u304c\u5b8c\u4e86\u3059\u308b\u3068\u898b\u8fbc\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-enterprise-customers-get-until-2027\">\u4f01\u696d\u30e6\u30fc\u30b6\u30fc\u306f 2027 \u5e74\u307e\u3067\u306e\u7336\u4e88\u3092\u7372\u5f97<\/h3>\n\n\n\n<p>\u7ba1\u7406\u5bfe\u8c61\u306e\u4f01\u696d\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u6700\u521d\u306e\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u5c55\u958b\u306e\u5bfe\u8c61\u306b\u306f\u542b\u307e\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>Microsoft \u306f\u30012026 \u5e74\u672b\u3092\u8d85\u3048\u3066\u3082\u4f01\u696d\u74b0\u5883\u3067\u306e Manifest V2 \u306e\u30b5\u30dd\u30fc\u30c8\u3092\u7d99\u7d9a\u3057\u3001\u5ec3\u6b62\u306f 2027 \u5e74\u521d\u982d\u306b\u958b\u59cb\u3055\u308c\u308b\u898b\u8fbc\u307f\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u5ef6\u9577\u3055\u308c\u305f\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306b\u3088\u308a\u3001\u4f01\u696d\u306f\u5185\u90e8\u7528\u3084\u30d3\u30b8\u30cd\u30b9\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u62e1\u5f35\u6a5f\u80fd\u3092\u79fb\u884c\u524d\u306b\u30c6\u30b9\u30c8\u3059\u308b\u305f\u3081\u306e\u8ffd\u52a0\u306e\u6642\u9593\u3092\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>Microsoft \u306f\u3001\u4f01\u696d\u5411\u3051\u306e\u79fb\u884c\u304c\u8fd1\u3065\u304f\u306b\u3064\u308c\u3066\u3001\u5f15\u304d\u7d9a\u304d\u6700\u65b0\u60c5\u5831\u3092\u516c\u958b\u3057\u3066\u3044\u304f\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-developers-should-migrate-extensions-now\">\u958b\u767a\u8005\u306f\u4eca\u3059\u3050\u62e1\u5f35\u6a5f\u80fd\u3092\u79fb\u884c\u3059\u3079\u304d\u3067\u3059<\/h3>\n\n\n\n<p>Microsoft \u306f\u3001Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u3092\u5f15\u304d\u7d9a\u304d\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3057\u3066\u3044\u308b\u958b\u767a\u8005\u306b\u5bfe\u3057\u3001\u3067\u304d\u308b\u3060\u3051\u65e9\u304f Manifest V3 \u3078\u79fb\u884c\u3059\u308b\u3088\u3046\u4fc3\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u958b\u767a\u8005\u306f\u3001\u62e1\u5f35\u6a5f\u80fd\u306e MV3 \u4e92\u63db\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3001Microsoft \u30d1\u30fc\u30c8\u30ca\u30fc \u30bb\u30f3\u30bf\u30fc\u3092\u901a\u3058\u3066\u66f4\u65b0\u7248\u3092\u7533\u8acb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>Microsoft \u306f\u3001\u5fc5\u8981\u306a\u6280\u8853\u7684\u5909\u66f4\u3092\u307e\u3068\u3081\u305f\u79fb\u884c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3082\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001Edge \u62e1\u5f35\u6a5f\u80fd\u30c1\u30fc\u30e0\u306f\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u958b\u767a\u8005\u3092\u652f\u63f4\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>Manifest V2 \u306e\u6bb5\u968e\u7684\u5ec3\u6b62\u3060\u3051\u304c\u3001Microsoft \u304c\u53d6\u308a\u7d44\u3093\u3067\u3044\u308b Edge \u306e\u5909\u66f4\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u8fd1\u3067\u306f\u3001\u540c\u793e\u304c\u3001\u53cb\u9054\u3092\u62db\u5f85\u3057\u3066 Edge \u30e2\u30d0\u30a4\u30eb \u30a2\u30d7\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u305b\u305f\u30e6\u30fc\u30b6\u30fc\u306b\u5831\u916c\u3092\u4e0e\u3048\u3066\u3044\u308b\u69d8\u5b50\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001Microsoft Edge \u306f\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba \u30d7\u30ed\u30ad\u30b7 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5411\u3051\u306e\u30ed\u30fc\u30ab\u30eb IP \u691c\u51fa\u306e\u4ed5\u7d44\u307f\u3082\u5909\u66f4\u3059\u308b\u4e88\u5b9a\u3067\u3001\u3053\u308c\u306f\u7ba1\u7406\u5bfe\u8c61\u74b0\u5883\u3092\u7279\u306b\u610f\u8b58\u3057\u305f\u8abf\u6574\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft Edge \u306f\u30012026 \u5e74 8 \u6708\u3088\u308a\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u306b Manifest V2 \u62e1\u5f35\u6a5f\u80fd\u306e\u6bb5\u968e\u7684\u5ec3\u6b62 \u3092\u958b\u59cb\u3057\u3001\u5e74\u5185\u306b Manifest V3 \u3078\u306e\u79fb\u884c\u3092\u5b8c\u4e86\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u307e\u3059\u3002 \u4f01\u696d\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u3055\u3089\u306b\u7336\u4e88\u671f\u9593\u304c\u8a2d\u3051\u3089\u308c\u307e\u3059\u3002Microsoft \u306f\u3001\u7ba1\u7406\u5bfe\u8c61\u30c7\u30d0\u30a4\u30b9\u306b\u304a\u3051\u308b Manifest V2 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