Windows 10: JAR files will not open correctly

Discus and support JAR files will not open correctly in Windows 10 Gaming to solve the problem; so I'm trying to download JAR files for my game and they download just fine but as soon as I open them it brings me to my files and makes me save it,I... Discussion in 'Windows 10 Gaming' started by meme.god9798boy, Jan 10, 2022.

  1. JAR files will not open correctly


    so I'm trying to download JAR files for my game and they download just fine but as soon as I open them it brings me to my files and makes me save it,I save the file and I try to open it but it does the same thing again. it just keeps asking me to save the file. I have looked all over the internet for an answer and I couldn't find one. if anybody knows how to fix this then please tell me. thank you!

    :)
     
    meme.god9798boy, Jan 10, 2022
    #1
  2. DaveM121 Win User

    jar files

    Fixing .jar file opening on Windows requires two steps:

    • Open the Control Panel, and chose "Default Programs - Associate a File type or protocol with a program". Find .jar extension (Executable JAR file) there, and pick Java as default program to open this extension. It will probably be listed as "Java Platform(SE)".
      A faster alternative perhaps is straightforward right-click on a .jar file, and then change associated program by clicking on the "Change..." button.
    • Now open the regedit, and open the HKEY_CLASSES_ROOT\jarfile\shell\open\command key. Luckilly for us, we may specify parameters there for the (Default) value. This is normally: C:\Program Files\Java\jre7\bin\javaw.exe" -jar "%1" %*

    I Hope this Answers your Question!
     
    DaveM121, Jan 10, 2022
    #2
  3. .jar files opening in internet explorer

    Hi Robert,

    Welcome to Microsoft Community.

    I understand that .jar files opens in Internet Explorer by default and downloads again on Windows 10. I will certainly help you.

    I suggest you to follow the below steps and check if it resolves the issue.

    1. Right click on the .jar file, select Open with
    and click on Choose another app.

    2. Select the app you want to open the .jar file from list.

    3. If required, highlight the app and check the option
    Always use this app to open, click OK.

    Hope this helps. If the issue remains unresolved, please get back to us and we would be happy to help.
     
    Vinodh_Kumar V, Jan 10, 2022
    #3
  4. NateHoopu Win User

    JAR files will not open correctly

    .jar files opening in internet explorer

    I have the same problem, I accidentaly switched a .jar file to open with internet explorer, or notepad, I can't remember, and I forgot to unselect set it to the default, and now I can't get back to the java thing, please help.
     
    NateHoopu, Jan 10, 2022
    #4
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JAR files will not open correctly

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