How to add watermarks to your website images in PrestaShop

Step 1: Log into your PrestaShop 1.5 dashboard.
Step 2: Using the top menu bar, hover over the Modules tab and select the ‘Modules’ option.
Step 3: From the Modules list screen, scroll down until you find the module named ‘Watermarks’. Click on the Install button located to the right of the module’s row.
Step 4: Once installed, you will see a successful installation message on the screen. From here, click on the Configure link to continue to the next screen.
Step 5: It will show your Watermark Configuration screen. There are several fields to help you customize your watermark.
Step 6: Once you have configured the settings for your watermark, click the Update Settings button at the bottom of the screen to finalize and save them.
Step 7: Using the top menu bar, over the Preferences tab and select the Images option.
Step 8: You are now on the Images Preferences page, from here scroll down the the Regenerate Thumbnails section. Unless you specifically wish to add watermarks to only one category, leave the Select Image dropdown set to All. Leave the Erase previous images checkbox checked and click the Regenerate Thumbnails button.