If you download Java before ESR and Java platform Plugin Is missing restart your PC or Install Java after you install Mozilla Firefox ESR to add java plugin.įollow this simple steps to use Java In Mozilla Firefox web browserģ) Open Mozilla link (Link is available in description)ĥ) Download Mozilla Firefox ESR 32Bit Versionħ) Close your web browser after download finishesġ2) Type Mozilla Firefox ESR (We are creating new separate folder for Firefox ESR)ġ4) Rename existing/current Mozilla Firefox shortcut to Mozilla Firefox Main(to avoid confusion between two web browsers)ġ7) Rename new shortcut to Mozilla Firefox ESRĤ) Click on agree and start free downloadĦ) Close your web browser after download finishesĤ) Select always active in plugin option(allow java) You can download ESR version for free, link is above. Even developer friendly Mozilla Firefox ended support for java(blocking java plugin/java not working), But Mozilla released ESR version for organizations and businesses which require java or jvm support so we are going to download Mozilla Firefox ESR(to unblock java/to turn on java).

If you try to run java you will get error your browser does not have java support. Most browsers(chrome,opera,safari,edge and internet explorer) with new update don’t use java because of security issues related to java plugin vulnerabilities(if you are running old version then no problem but remember security risks of old browsers). In this video we will see how to use java in Mozilla Firefox Browser.

Os x enable java in firefox