{"id":5268,"date":"2012-08-22T10:38:25","date_gmt":"2012-08-22T17:38:25","guid":{"rendered":"http:\/\/blog.mozilla.org\/addons\/?p=5268"},"modified":"2012-08-23T07:35:39","modified_gmt":"2012-08-23T14:35:39","slug":"blocking-old-silverlight-on-mac-os-x","status":"publish","type":"post","link":"https:\/\/blog.mozilla.org\/addons\/2012\/08\/22\/blocking-old-silverlight-on-mac-os-x\/","title":{"rendered":"Blocking old versions of Silverlight on Mac OS X"},"content":{"rendered":"<p>Old versions of the Silverlight plugin for Mac OS X have been added to the Firefox add-on <a href=\"https:\/\/addons.mozilla.org\/firefox\/blocked\/p129\">blocklist<\/a>. We did this because these versions of the plugin are causing instability in Firefox, including crashing on popular sites such as Hotmail.<\/p>\n<p>The affected versions &#8211; all versions older than 5.1.0 &#8211; will be disabled. To avoid the block, we recommend that you visit the <a href=\"https:\/\/www.microsoft.com\/getsilverlight\/Get-Started\/Install\/Default.aspx\">Silverlight page<\/a> and update your Silverlight plugin to the latest version. If you are unable to update it, or for some reason you need to use the a blocked version of the plugin, it can be enabled again in the Add-ons Manager, in the Plugins pane.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Old versions of the Silverlight plugin for Mac OS X have been added to the Firefox add-on blocklist. We did this because these versions of the plugin are causing instability &hellip; <a class=\"go\" href=\"https:\/\/blog.mozilla.org\/addons\/2012\/08\/22\/blocking-old-silverlight-on-mac-os-x\/\">Read more<\/a><\/p>\n","protected":false},"author":173,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[884,487,756,252],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Blocking old versions of Silverlight on Mac OS X - 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\/2012\/08\/22\/blocking-old-silverlight-on-mac-os-x\/\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jorge Villalobos\" \/>\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\/2012\/08\/22\/blocking-old-silverlight-on-mac-os-x\/\",\"url\":\"https:\/\/blog.mozilla.org\/addons\/2012\/08\/22\/blocking-old-silverlight-on-mac-os-x\/\",\"name\":\"Blocking old versions of Silverlight on Mac OS X - 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