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Thumbnail regeneration module illustration

Thumbnail Regenerator for PrestaShop — Bulk Image Regeneration for Products

Written on . Posted in Modules.

The easiest way to regenerate product image thumbnails in your PrestaShop store. Essential whenever you change your theme, add new image size definitions, or need a bulk refresh without reprocessing original images.

Features

  • Bulk thumbnail regeneration for all products or selected categories
  • Support for all image types (JPEG, PNG, WebP)
  • Preserves image quality during resizing
  • Configurable output dimensions
  • Preview before execution
  • Real-time progress bar during processing
  • Compatible with PrestaShop 8 and 9

When to Use It

Every time you switch themes, modify image size settings in PrestaShop, or add new image types, existing thumbnails are not updated automatically. This module regenerates all thumbnails in minutes without requiring you to re-upload original images.

Settings & Customization

  • Choose to process all products or a specific category
  • Set JPEG compression quality
  • Select which image types to regenerate (product, category, manufacturer, etc.)
  • Option to delete old thumbnails before regeneration
  • Multistore support

Benefits for Your Store

Correct thumbnail dimensions improve store appearance, reduce page load time, and prevent technical issues caused by missing or mismatched thumbnails. The entire process runs inside the back-office with no impact on front-end availability.

Technical Information

  • Installs via back-office in under 2 minutes
  • No core file modifications required
  • Compatible with shared hosting and VPS/dedicated servers
  • Technical support and updates included