JAR is the short form of Java Archive, a package file used to assemble numerous Java class files, associated metadata, and other resources. With that usefulness, it brings users convenience in storing and distributing data. However, many users are complaining about the problem that they can’t open Jar files Windows 10.
Do not worry anymore! You’ve come to the right place. Keep scrolling to find out your ideal solution for the problem of the Jar file won’t open.
Jar File Won’t Open Unless You Know These 5 Solutions
Method 1: Install Jarfix
Jarfix will be a favorite option if you do not want to put too much effort in groping the information about fixing Jar files not opening. The tool will assist you in fixing the problem from a to z, and all you need to do is download and install the app as below:
Step 1: Click on this link leading to Jarfix.
Step 2: Then, open the app and install it on your computer.
After that, you can try to open the Jar files again to check whether you are still unable To Run .JAR Files in Windows 10 or not.
Method 2: Open via a .bat File
Many people dealing with the issue of Jar files not opening Windows 10 found using a .bat file instead helpful in opening a Jar file. This method is also easy to apply with three quick stages below.
Step 1: Go to the .Jar file and open a new Notepad file right in that folder. All you need to do is hitting the right of the mouse in the blank and selecting New and then Text Document.
Step 2: Hit the Notepad. Next, type the following text: java -jar filename.jar. When it is done, move your mouse and opt for File and select Save as. Here you need to change the filename.jar into the real one.
Step 3: Remember to Save as a type and apply it to All Files. You should name the Jar file and use the tail .bat in the File Name box. Lastly, hit the button Save.
After all, you should check whether the executable Jar file not running by double-clicking in the already created .bat file.
Method 3: Downloading Java
.Jar file is based on a Java archive file format that may comprise a Java program; there is much possibility that Jar files won’t open without Java.exe as a default. You should download Java to have it support.Jar files.
Step 1: Click on this link Java.com and hit the button “Agree and Start Free Download” to download Java.
Simply download Java on its website.
Step 2: After finishing the setup, navigate to the address where the .jar file is stored and click on it to open the file.
Double click on the file.
Method 4: Using Properties
Java won’t open jar files even when you have downloaded it? Do not give up; you can try the method using Properties that have been successful to several users.
Step 1: Move your mouse to the jar. file then click on it with the right button of the mouse and opt for Properties.
Step 2: When the Properties interface is shown, button on Change.
Step 3: When you are moved to the following box, select More apps.
Step 4: At the end of the box, you can find the line “Look for another app on this PC”. Click on it.
Step 5: Here you are in the File Explorer, jump in the C drive shortcut (C:) and manipulate the following instruction. First, you double click on Program Files (x86), then Java. Next, you click on jre1.8.0_251. After that, Bin should be selected. Finally, you opt for Java to have it done.
Step 6: Once you have completed the above stages, you will be brought back to the Properties window. Hit the command Apply and agree by buttoning OK.
Method 5: Running Command Prompt
The fifth method might be the one you are searching for. The .jar file won’t open unless you run the command prompt.
Step 1: Search for Command Prompt or cmd in the Start area on the desktop. Right-click on the Command Prompt found and choose Run as administrator.
Step 2: After you open the Command Prompt, paste the following command line in the typing field and run it by hitting the Enter button.
ftype jarfile=”C:\Program Files (x86)\Java\jre1.8.0_251\bin\javaw.exe” -jar “%1” %*
Well done! You should solve the issue if the Jar file won’t open.
Jar File Not Opening: Final Thoughts
Hopefully, after applying the methods in our paper to solve the issue, the Jar file won’t open; you can successfully open it. Overall, the first solution – downloading Jarfix could be the most convenient and effective one for any user.
And finally, thank you for reading till the end of our post.