This article has been viewed 355,062 times. Note: If you accidentally update Firefox or an update gets pushed through, you can reinstall Firefox 51 by deleting the firefox-51.0b9.win32.sdk folder (not the ZIP version), opening the ZIP folder of the same name and re-extracting it, and then re-opening the Firefox 51 app from within the bin folder. Click the Activate Java link. Chrome/Chromium: version 88+ will remove flash support January 2021. Read this answer in context 2 All Replies (10) gnittala {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/1\/16\/Enable-Java-in-Firefox-Step-1-Version-5.jpg\/v4-460px-Enable-Java-in-Firefox-Step-1-Version-5.jpg","bigUrl":"\/images\/thumb\/1\/16\/Enable-Java-in-Firefox-Step-1-Version-5.jpg\/aid2908639-v4-728px-Enable-Java-in-Firefox-Step-1-Version-5.jpg","smallWidth":460,"smallHeight":344,"bigWidth":728,"bigHeight":545,"licensing":"
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