DataFirefly Blog — PrestaShop, WordPress & Shopware tips

Collecting product reviews without falling into fake reviews

A fake review is not limited to an invented one: filtering out negatives and claiming "verified reviews" without verification also count. The four forms recognised by inspections, the three mandatory disclosures and what the NF Z74-501 standard adds.

August 27, 2026 5 min read

Conversion and UX

Mobile Conversion 2026 on PrestaShop: Sticky Cart, Address Autocomplete and E.164 Indicator — the Trilogy That Unlocks Mobile Checkout

Mobile generates 70% of traffic and only 45% of sales: the gap is entirely in checkout. Three precise frictions kill mobile conversion — add-to-cart forcing a scroll up, 45-second address entry, mis-formatted international phone number. The three levers that unblock mobile checkout in 2026.

August 27, 2026 10 min read

Conversion and UX

How to build a paid membership area on PrestaShop

Restricted access, paid content or membership with benefits: three models on the same foundation. What PrestaShop customer groups can do, what they lack, and the expiry mechanism that decides whether the model is viable.

August 27, 2026 5 min read

Conversion and UX

One-page checkout on PrestaShop: which conversion gains to measure

Published gains range from 5 to 40%, which is enough to disqualify them all. Why A/B testing is difficult on a funnel, how to run a valid before-and-after measurement, and the five indicators that explain what moves.

August 26, 2026 4 min read

Conversion and UX

How to add a Frequently Bought Together block on PrestaShop

A block fed by guesswork offers the case for a different model, and the visitor stops looking at it. How to build associations from order history, avoid the best-seller trap and choose the right display format.

August 26, 2026 4 min read

Conversion and UX

How to prepare Black Friday on PrestaShop weeks in advance

The most structuring Black Friday constraint is not commercial but regulatory, and it kicks in thirty days before. A six-week countdown plan, from freezing the reference price to exiting the operation.

August 25, 2026 5 min read

Conversion and UX

Passwordless Login (Magic Link) on PrestaShop in 2026: Checkout Conversion and the End of Captcha

14% of identified customers abandon at the login step, 28% go through "forgot password". On a mid-market store, that's 8 to 18% of revenue lost on authentication friction. Magic link and passkey change the equation: +21 points of login successful rate, +4 to +8 points of checkout conversion, −68% account support tickets.

August 25, 2026 10 min read

Conversion and UX

How to build a step-by-step product configurator on PrestaShop

Five attributes with four values give 1,024 combinations for a single product. Beyond one hundred, the model gives way and you configure instead of combining. Step splitting, dependency rules, live pricing and abandonment recovery.

August 25, 2026 4 min read

Conversion and UX

How to improve PrestaShop 8 internal search without changing your theme

A purchased theme, customised, modified by a provider who is gone: touching it is disproportionate. Most of the gains happen elsewhere, in four steps, none of which requires modifying a template.

August 24, 2026 5 min read

Module Guides and Comparisons

Off-the-shelf PrestaShop module or custom development: how to decide

The purchase price is only a fraction of the real cost, in both cases. The four forgotten cost items of custom development, a three-year cost comparison in figures, and the five situations where custom remains the right answer.

August 24, 2026 4 min read

Conversion and UX

Repairability and durability index: displaying the score on PrestaShop

A score out of 10 with one decimal, a coloured pictogram, close to the price: the format is mandated and non-compliance is spotted in one second. Affected categories, where to display, how to store the data and what the durability index changes.

August 23, 2026 4 min read

E-commerce SEO

Google Shopping and Merchant Center 2026 on PrestaShop: Product Feed, GTIN, Performance Max

Google Shopping in 2026: 18% of revenue when the feed is well done, 3% by default. The gap plays out on three levels: feed quality (required attributes, GTIN, identifiers), campaign strategy (Performance Max vs Standard), Merchant Center compliance (Omnibus, return, shipping). The complete guide to a poorly exploited acquisition channel on PrestaShop.

August 23, 2026 12 min read

Blog — E-commerce tips for PrestaShop, WordPress & Shopware

Collecting product reviews without falling into fake reviews

Mobile Conversion 2026 on PrestaShop: Sticky Cart, Address Autocomplete and E.164 Indicator — the Trilogy That Unlocks Mobile Checkout

How to build a paid membership area on PrestaShop

One-page checkout on PrestaShop: which conversion gains to measure

How to add a Frequently Bought Together block on PrestaShop

How to prepare Black Friday on PrestaShop weeks in advance

How to build a step-by-step product configurator on PrestaShop

How to improve PrestaShop 8 internal search without changing your theme

Off-the-shelf PrestaShop module or custom development: how to decide

Repairability and durability index: displaying the score on PrestaShop

Google Shopping and Merchant Center 2026 on PrestaShop: Product Feed, GTIN, Performance Max

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