Performance and Core Web Vitals — E-commerce site optimisation

How to add HD zoom to PrestaShop product images without a theme plugin

No zoom feature can create detail absent from the file: source resolution often rules the project out before it starts. The three behaviours, the touch conflict that blocks scrolling, and deferred loading of the high-definition file.

September 17, 2026 5 min read

Performance and Core Web Vitals

Meta Pixel and Conversions API on PrestaShop

The browser pixel now sees only part of your conversions, and the loss is getting worse. How to combine the two channels, why deduplication is the critical point, and what server-side sending does not exempt you from.

September 12, 2026 5 min read

Performance and Core Web Vitals

Migrating from PrestaShop 8 to PrestaShop 9: the module audit

A major upgrade is not decided by the PrestaShop core but by your modules. The inventory to produce before any quote, the four treatment categories, the common technical breakages and the journey-based test plan.

September 5, 2026 5 min read

Performance and Core Web Vitals

GA4 e-commerce on PrestaShop: the 7 events to wire up

A shop that only sends the purchase has a revenue figure and nothing else. The seven events that rebuild the chain, the item structure to hold everywhere, the classic mistakes and the normal gap with the back office.

September 4, 2026 5 min read

Performance and Core Web Vitals

How to synchronise stock between two separate PrestaShop stores

As long as the stock is not shared, each store believes it has the whole quantity. Three possible architectures, why naive two-way synchronisation diverges, how to calculate the oversell window and what you must not align.

August 29, 2026 5 min read

Performance and Core Web Vitals

How to self-host Google Fonts on PrestaShop for GDPR

A font loaded from Google's servers passes the visitor's IP to a third party outside the EU, with no legal basis. Why consent does not settle the case, where the calls hide in PrestaShop, and the four-step migration procedure.

August 19, 2026 4 min read

Performance and Core Web Vitals

Headless PrestaShop 2026: Should You Really Switch to a Decoupled Front?

Headless commerce is sold as the miracle solution to Core Web Vitals and front modernity. On PrestaShop, the 2026 reality is more nuanced: 6 to 12 months of dev, €30-150K cost, loss of the theme and front module ecosystem. Which stores does decoupled really pay off for, and the hybrid alternative that captures 80% of the gain for 10% of the cost.

August 15, 2026 6 min read

Performance and Core Web Vitals

PrestaShop Cache Strategy 2026: Redis, Memcached, Varnish — Which Stack for Which Store

TTFB at 800 ms, LCP at 3.2 s, saturated Google crawl budget: on an unoptimized PrestaShop store, cache is the highest-ROI optimization in 2026 — and the most poorly done. The four layers of a clean stack, the Redis / Memcached / Varnish decision rule, and the default stack recommended for 80% of mid-market stores.

August 14, 2026 7 min read

Conversion and UX

Server-side tracking GA4 on PrestaShop: recovering 20 to 35% of conversions after iOS 17 and Consent Mode v2

Between PrestaShop back-office orders and GA4 conversions, the gap is 20 to 35% in 2026. Combined effect of iOS 17, Consent Mode v2, third-party cookie blocking and anti-tracking extensions. Server-side tracking restores 70 to 90% of those conversions and stabilises Meta/Google ROAS. Architecture, cost and real ROI.

August 13, 2026 7 min read

Performance and Core Web Vitals

Core Web Vitals 2026: getting PrestaShop into the green (cache, Critical CSS, next-gen images)

LCP, INP, CLS: Core Web Vitals are direct ranking factors. Here is the complete optimization chain to get a PrestaShop store into the green in 2026 — full-page cache, Critical CSS, WebP/AVIF images and performant faceted search.

June 15, 2026 4 min read

Performance and Core Web Vitals

Why Your PrestaShop Database Weighs 8 GB in 2026: Audit, Cleanup and Ballast Table Retention Strategy

A PrestaShop store active for 5 years weighs 6 to 12 GB in DB, of which 80% are ballast tables never cleaned. We audit, map, define a retention policy — and automate. Without breaking the store.

June 14, 2026 8 min read

Performance and Core Web Vitals

PrestaShop 1.7 → 8 Migration: The Complete 2026 Checklist (Broken Modules, Performance, SEO, Data)

PrestaShop 1.7 is at end of security support since late 2025. Migrating to PS8 is no longer optional in 2026. Here's the complete checklist: prior audit, broken modules to replace, data management, SEO 301 redirects, and the opportunity to modernise the stack along the way.

June 10, 2026 11 min read

Category: Performance and Core Web Vitals

How to add HD zoom to PrestaShop product images without a theme plugin

Meta Pixel and Conversions API on PrestaShop

Migrating from PrestaShop 8 to PrestaShop 9: the module audit

GA4 e-commerce on PrestaShop: the 7 events to wire up

How to synchronise stock between two separate PrestaShop stores

Headless PrestaShop 2026: Should You Really Switch to a Decoupled Front?

PrestaShop Cache Strategy 2026: Redis, Memcached, Varnish — Which Stack for Which Store

Core Web Vitals 2026: getting PrestaShop into the green (cache, Critical CSS, next-gen images)

Why Your PrestaShop Database Weighs 8 GB in 2026: Audit, Cleanup and Ballast Table Retention Strategy

PrestaShop 1.7 → 8 Migration: The Complete 2026 Checklist (Broken Modules, Performance, SEO, Data)

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