You can install the module using the PrestaShop Modules Manager (recommended for most merchants) or manually via FTP (for technical users).

1. Log in to the Back Office.
2. Go to Modules > Module Manager.
3. Select Upload a module to open the dialog box.
4. Drag and drop the klarnapayments.zip file into the box, or select the file from your computer.
5. When the "Module installed!" success message appears, select Configure to immediately access the settings .

1. Download the klarnapayments.zip file to your computer.
2. Extract the archive.
3. Use an FTP client to upload the klarnapayments folder into your PrestaShop modules directory .
4. Log in to the Back Office.
5. Go to Modules > Module Catalog.
6. Enter "Klarna" in the search bar.
7. Select Install.

After the initial installation, you can access the module configuration at any time.

1. Go to Modules > Module Manager.
2. Enter "Klarna" in the search field.
3. Find Klarna Official in the list and select Configure.