Identify, Fix and open files which Microsoft Windows can't open

Open JAR file extension

File Type: (Compressed file)

Compatible with (WinXP, Vista and Win7)

Home Find file extension (eg.: .doc,.png)

File extension errors generally occur when the appropriate program is not installed in your system or your registry may be corrupt. You can either

Notes about the .JAR file extension:

.JAR Jar stands for Java Archive. In computing software, a JAR file format allows you to bundle multiple files into a single archive file. JAR files Stores Java classes and metadata and may be digitally signed; runs as a program if the Java Runtime Environment (JRE) is installed on the computer. The jar file format is common for distributing programs and libraries that are written in Java. Jar files are easy to open. To open JAR file install Java Runtime Environment program in your system, this is available on the Windows, Solaris, Mac and Linux platforms. JAR files can be opened in web browsers with Java support. Also any program that can open zip files can open jar files as well. File extension errors generally occur when the appropriate program is not installed in your system. Scan your system to identify and fix JAR file extension errors.

Trouble opening JAR files on Microsoft Windows?
Advanced File Optimizer
Need help opening a JAR file? Advanced File Optimizer will do this for you. Opening a JAR file only takes a few clicks and is very easy, even for novice users.
Compatible with Window XP, Vista, 7, 8, 8.1 and 10

Detailed information for file extension JAR :

Primary association: Java

Company: Sun Microsystems, Inc.

File classification: Archive

Mime type: application/java-archive

Identifying characters Hex: 50 4B 03 04 14 00 08 00 08 00 , ASCII: PK

Reference: JAR on Wikipedia , view more extensions

Related links: Java Archive File Format

File type JAR's association with other applications are:

  • Java (Applet) by Sun

    Sometimes these applets are used as applications on mobile devices like phones. The Mime types used with this association are: application/x-java-applet, application/x-java-applet;version=1.1, application/x-java-bean, application/x-java-bean;version=1.1, application/x-java-vm/java-applet, application/x-java-vm/java-beans.

  • JAR (Archive) by ARJ Software, Inc.

    JAR has a similar command and option feature set to the PC archiver ARJ, but it is not archive compatible with ARJ. JAR comes in a 16 bit DOS version and a 32 bit Windows version. This format is unrelated to the Sun .JAR archive format. This association is classified as Archive. The Mime types used with this association are: application/x-compressed.

  • JARCS (Compressed Archive) by Download

    JARCS v0.94 - Compression Program. The identifying characters used for this association are - Hex: 4A 41 52 43 53 00 , ASCII: JARCS Related links: Download

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Comments on "How to open JAR File"

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