Did you find or received CLASS file and your computer failed to open it? Below we will explain what is CLASS file extension and how you can open it.

What is a CLASS file ext?

The .CLASS file extension is associated with Sun Microsystem's Java programming language bytecode files. When a Java compiler compiles a source code file (which will end with the file extension .JAVA) it will store the output in a .CLASS file which can then be loaded using a Java Virtual Machine.

How to open a CLASS file?

In most cases your computer should know what software program should be used to open different file types and extensions like CLASS. When you double click on the CLASS file format, it should open with appropriate software program. If you downloaded or received CLASS files for the first time and your system failed to open it then try free file viewers available on the internet after doing enough research not to fall prey to malware.

How to fix errors with CLASS files

Scan the file
Before trying to open CLASS files on your Windows make sure that it is safe to do so by running through antivirus scanner.
Unable to open CLASS files with the associated software program or see an error than try updating the associated software
Do not
If none of the applications in your Windows were able to open CLASS file do not change file extension because by changing file extension you are corrupting the file. In case you already changed the extension you can revert it back to CLASS by renaming the file. Incorrect associations are the cause of many CLASS file errors.

Finally, if Windows is unable to open file extension CLASS you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a registry scan.

You are currently viewing the detail page for CLASS file ext. This page contains a detailed description of the CLASS file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.