XPIfile extension

Cross-platform Installer Package

Have trouble opening the .xpi extension? Don't panic! This page explains xpi files and suggests programs you may use to open xpi files. You can download these programs through this page!


What is XPI file?

An XPI file is an installation package used by Mozilla apps such as Firefox and Thunderbird. It contains all of the files for add-ons' installation. XPI files are used to distribute add-ons and can be installed in any compatible app. XPI files store their content in a compressed format.

How to open an XPI file

The best way to open an XPI file is to install it in a compatible Mozilla application. Many popular extensions are available from the Mozilla Add-Ons website and can be installed directly within the app. If you want to extract the files from an XPI file, you can use any ZIP-compatible archive utility.

Locate the XPI file in the file manager to install an add-on and open it with Firefox. Go to Add-ons in the Menu, select your add-on type, click the Gear icon and go to your XPI file through the installation option.


How to open XPI file?

Here are some universal methods of opening a file. Please, use this list of solutions.

Method 1: Correctly fix file association error

By following these steps, the user will be able to fix the xpi extension association problem in an instant automatically:

Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.

Step 2: Now click "Start Scan" to find out all potential problems.

Step 3: Review the resulting scan and click the "Fix Items" option.

Method 2: Download apps that open the xpi file

Here is a list of the presented programs that you should use to open/convert the xpi file. You can choose the right program for your OS and click on it to start the download. You can also visit the developer's website.

Apps that open XPI files

Method 3: Use Universal File Viewer

The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your xpi file. Download Universal File Viewer to your OS quickly and securely.