{"id":64,"date":"2008-07-17T14:12:54","date_gmt":"2008-07-17T22:12:54","guid":{"rendered":"http:\/\/blog.mozilla.org\/basil\/?p=37"},"modified":"2009-05-06T14:51:16","modified_gmt":"2009-05-06T21:51:16","slug":"firefox-301-and-add-on-compatibility","status":"publish","type":"post","link":"https:\/\/blog.mozilla.org\/addons\/2008\/07\/17\/firefox-301-and-add-on-compatibility\/","title":{"rendered":"Firefox 3.0.1 and add-on compatibility"},"content":{"rendered":"<p>We&#8217;ve seen reports from the field and blogosphere that Firefox 3.0.1 has somehow broken compatibility for many add-ons. This is indeed <strong>not the case<\/strong>. When add-on authors publish their add-on they declare the <a href=\"http:\/\/blog.mozilla.org\/basil\/2008\/05\/12\/amo-adds-firefox-3-compatible-versions\/\">compatibility range<\/a> for an add-on. It typically looks like &#8220;2.0 to 3.0.*&#8221; &#8211; meaning that at minimum, this add-on requires Firefox 2.0 and works with any maintaince release of Firefox 3.0. (End of the compatibility range is also called the maxVersion).<\/p>\n<p>Some add-on authors have erroneously used &#8220;3.0&#8221; as their maxVersion so when users with these add-ons upgrade from Firefox 3.0 to Firefox 3.0.1, the add-on gets disabled. We encourage these add-on authors to use &#8220;3.0.*&#8221; as their maxVersion.<\/p>\n<p>We have verified that the majority of add-ons hosted on AMO with Firefox 3 support have &#8220;3.0.*&#8221; in their compatibility range but there are many sites from where add-ons can be acquired.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We&#8217;ve seen reports from the field and blogosphere that Firefox 3.0.1 has somehow broken compatibility for many add-ons. This is indeed not the case. When add-on authors publish their add-on &hellip; <a class=\"go\" href=\"https:\/\/blog.mozilla.org\/addons\/2008\/07\/17\/firefox-301-and-add-on-compatibility\/\">Read more<\/a><\/p>\n","protected":false},"author":24,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[388,44],"tags":[278877,222],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Firefox 3.0.1 and add-on compatibility - Mozilla Add-ons Community Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.mozilla.org\/addons\/2008\/07\/17\/firefox-301-and-add-on-compatibility\/\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mike Morgan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.mozilla.org\/addons\/2008\/07\/17\/firefox-301-and-add-on-compatibility\/\",\"url\":\"https:\/\/blog.mozilla.org\/addons\/2008\/07\/17\/firefox-301-and-add-on-compatibility\/\",\"name\":\"Firefox 3.0.1 and add-on compatibility - 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