Download the PrestaShop plugin and go to to your PrestaShop backend.
Click on Modules > Module Manager in the navigation on the left. On the following page, select Upload a module in the upper right.
Drag the zip file you downloaded to the available field or click on "select file".
After doing this, the Userlike plugin will automatically be installed. After the installation is finished you will receive the option to configure the plugin.
Select the configure option and enter your Userlike Widget key into the available field.
You are now ready to chat with Userlike!