.jar

Hi, I am Brenyon. My friend, Brenton is currently having a issue opening .jar's using the Java client. Below I have listed a screenshot that Brenton took on his own PC, NOT mine. In that screenshot it clearly shows that even though Brenton has his newest version of the Java client installed he...

I wanted to open a jar-file(on windows 10)(to install Optifine for minecraft), and for that I installed JRE. But when I want to open the jar-file the app (java) isn,t in the list where you can choose with wich app you want to open it, so I can,t open it. It always opens with Internet Explorer...

I have been having this issue for a few days and i dont know what the problem is, because i havent had the problem until now. I have tried opening as Admin, or with a .bat with a command like java -jar xyz.jar and disabled antivruses. When i double click on the file, it shows the hourglass on...

I have Java installed, and I try to install a .jar file off of Chrome, but every time it installs, it uses Internet Explorer instead of Java. I try to associate .jar files with Java, but it only shows Internet Explorer as an option.