Shopify Slow on Mobile? 5 Technical Checks to Improve Speed
Five checks for a Shopify store that is slow on mobile: images, JavaScript, apps, fonts and Liquid, with measurements before and after the change.
3 min read
Shopify product image checklist
Prepare images that help customers understand the product and distinguish variants. A free checklist by Francesco Guiducci for organising catalogue work.
Free checklist · no account or form required
What it covers
- Views, proportions, details and visual consistency.
- Format, dimensions, file size and quality.
- Alternative text, image order and store checks.
Who it is for
Assess the result on the page and relevant devices: file size alone does not establish quality or speed.
Download
Free PDF, no account, newsletter or form. October 2026 edition, 6 pages, 213 KB.
Shopify features depend on the plan in use: the content says so where it matters. For tax, legal or compliance topics the resource explains the technical side and does not replace a qualified professional.
Further reading on the blog
Complex Shopify Catalogs: Variants, Metafields, Metaobjects and Liquid
Complex Shopify catalogs: separate variants, metafields, Metaobjects and Liquid using the current product model with up to 2,048 variants per product.
2 min read
Shopify Mobile Speed 2026: Core Web Vitals and Technical Diagnosis
How to analyze Shopify mobile speed with LCP, INP, CLS, images, JavaScript, apps and before/after tests without conversion promises.
7 min read
A question about this resource?
For a specific doubt you can write to Francesco Guiducci on WhatsApp or by email. Technical consulting helps apply the resource to your own store.
