There are four plans available in j2store shopping cart extension.
Have a look at the image below:
Remaining are for-a-fee plans which gives access to J2Store PRO version. You can choose any of the four and get a copy of the extension.
In your Joomla control panel top menu, go to Extensions -> Extension Manager, as illustrated below.
When you click here, you will be directed to the screen where you can select the downloaded/purchased packaged. See the image below:
As illustrated, select the package file and click ‘Upload and Install’.
J2Store is now installed and you will get this success message, as illustrated below.
Now go to the topmenu->components->j2store, you will get the configuration screen as shown below:
Enter the details for your online store as shown below.
And here is the J2Store Dashboard.
Now, you are powered with j2store. Build your online store, within minutes and happy selling!