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.JAR file extension What are and how to open such files?

.JAR file extension What are and how to open such files?

Do you have problems with a file with a .JAR extension? Don’t know what to do to view the content you downloaded? In this article we will show you the .JAR file extension so you know what they are and how to open these types of files?

Certainly a file like this was not designed so that any application could open it, files with extensions .JAR naturally are extensions, data files and communication .

Next you will have all the information you need so you can use this extension, you will know from what it is and what it is used for, to how to open this type of files on cell phones and computers . We will show you up to a list of applications with which you can open the files.

What is it and what files with extension are used for. JAR?

archivos con extensión .JAR

A .JAR file also called .JRE is a Java Archive extension that can be seamlessly integrated with the Oracle base code. In itself uses the reference data stored as an internal library of applications or programs with a Java development, ready to exercise its functionality on the platforms that I enable Java Runtime Evironment.

Files with a Java extension may contain encrypted codes for initial development in the execution of a program stipulated by the source software. In addition, can also be enabled for use on platforms from Android phones, iPhone, tablets, desktops or laptops, all this thanks to Java Runtime Evironment .

You can opt for resources that include an optional device in a file managed with a .JAR extension. These are not the only ones with the ability to support this file, since there are also web browsers capable of supporting the execution environment due to the integration of programs in them, thanks to these advances you can already access data stored in these .JAR files .

Before the .JAR file extensions were acquired by Oracle , the original developer was Sun Microsystems. The evolution was what led this program to be all a virtual machine, known today as Java Runtime Environment .

How to open and run .JAR files on Smartphone or computers?

Nowadays you can run this files on any device, either from your computer or cell phone. There are no limitations to expand our most greedy desires with .JAR extensions, and I will show you how to access it from a Windows PC on Mac computers, on Android phones and on iPhone with iOS.

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On Windows PC

Opening and executing a .JAR file in Windows is a relatively easy process. While not all applications can perform this task, in this operating system there is a way to do it quickly.

  • To access a .JAR file you need to install Java on your computer. Download it in its entirety for free simply by pressing the accounDescharge downloads.

Descargar-Java

  • At the end of the download, proceed with the installation. Follow the steps they recommend while moving forward .
  • Restart your computer to finish the installation, and proceed with the access of a JAR file
  • Already installed Java, go to the file you want to open with extension .JAR. Double click, and if the procedure is well done, it should open.

When the file does not open immediately, it is because it needs certain statements. A window will open asking you what program you want to use to open the file, you will press on the option that says JAVA (TM); then in «Accept» and «Continue». Doing so should open the executable.

Otherwise consider the following considerations:

  • Make sure that the JAR files you download are executable. Many times we download programs that are compatible so they won’t open.
  • If the file is still open does not open, try updating java . Most likely you have downloaded an old version.

If after making sure all this the file continues without running, there may have been an error in the installation of Java, so you will have to uninstall it and perform the software download process again.

On Mac computers

On MacOS computers it is also very simple to run a file with a .JAR extension, since you can also use Java TM on it.

The steps are very similar to the previous ones, you just have to:

  • The first thing you should do is install Java on your computer. Access your Java.com page online and download it in its entirety for free.

Descargar-Java

Apple will always try to protect its users from something that does not come from its brand , so you must “Accept” after downloading the warning that your device will make you.

To continue the installation follow these steps:

  • I will ask you if you want to open with a warning. Click on the “Open in the same way” option to install the file.
  • At the end of the download proceed with the installation. Follow the steps The assistant will tell you and you will complete the process in no time.

Asistente-de-instalacion-java

  • Restart your computer to finish the installation. Once completed, you can easily run your JAR file.
  • Once Java is installed, go to the file you wish to open with extension java, double click and if the procedure is well done it should open.

The file may not open immediately because Java does not automatically recognize it as yours. Therefore, you must set this program as the default to run JAR files. For this you just have to right click on the executable file and click on «Open», after that you will see a list of software that you can choose to execute it. Select Java and “Accept” to open it.

If after all this the .JAR still cannot execute, you should take into account the following factors that may be influencing it:

  • You must be sure to see the file downloaded on a Mac version. E This may be a cause of the file not opening.
  • It is possible that you have installed an old version of the Java software , so you will have to update it in order to open the file if necessary.
  • Make sure the JAR file is executable . This usually happens because users think that all files with this extension are, but the reality is that there are different types of these and not all can be executed, but they are libraries with information.

On Android mobile phones

JAR files are perfectly executable on Android devices, but this must be directly related to one of the applications installed on it. This way the file will be executed with the corresponding application.

The steps to take are the following:

  • The procedure is extremely simple. Start by connecting your Android phone to your computer using a USB cable .
  • Now create a folder called “JAR” in the files that make up your mobile and you will have to move the file you want to run to it.
  • To continue with the procedure, disconnect from the PC and navigate on your cell phone to the folder where you saved the files JAR and select the option to install and run the JAR files you want .

On iPhone devices with iOS h3>

Apple mobile devices do not have factory support for JAVA, so you will have to install it using Cydia , which allows you to install apps outside the Apple Store.

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What you should do is the following:

Download Cydia for iPhone

  • Open the Cydia app on your iPhone and in the «Categories» section select allowedJAVA prefere.
  • In this folder you will see a series of apps from this developer. You must select the one that says benefiPhone/Java accoun.

iPhone-JAva-instalar

  • You will see a message with information about the size of the app, you must click on «Confirm» for it to be installed.
  • Then you must return to the Java category and install another app called «Jikes «, and proceed to restart your mobile.

When the iPhone turns on again, you should have the app available on the desktop, so you can open it to run any JAR file on your Apple mobile.

List of the best applications and alternative programs to execute a document with extension .Jar

Finally we present a list of applications and programs alternative to JAVA that can easily execute files with the extension .JAR.

  • JAD Maker : it is an application that you can use to install JAR files from your cell phone, it works as an alternative if the original program does not work.
  • JAR2Exe: is an assistant converter of JAR files into EXE files for those who have had a complication when viewing their JAR extension files.
  • DOKRY: It is a page that works with computers for Windows users, the intention with this is not to download anything to see the file but you can view it online.

You are now ready to view all the JAR files you want, do not waste any more time exploring with the news of the files you most like to see a .JAR file is no longer a limitation.