Magento 2.4.3 → 2.4.8p5 Upgrade

Small online shop selling garden tools and seeds. Current setup: Magento 2.4.3. Catalog: ~2,500 SKUs, 2 store views (EN, DE). Traffic: ~15,000 unique visitors/month, ~80 orders/day Infrastructure: Single VPS (DigitalOcean), MySQL 8.0, Redis, Elasticsearch 7.10

Upgrade Magento Store from 2.4.3 to 2.4.8p5

Custom modules (3 total)

1 small module for a custom shipping rule — needs PHP 8.2 compatibility fix 2 simple modules (banner, custom email template) — minor updates only.

Third-party extensions (8 installed) 6 have ready 2.4.7-compatible versions (need paid upgrades, ~$600 total) 1 abandoned blog extension → replace with Magento's native CMS or Mageplaza Blog (free) 1 SEO extension needs reconfiguration after upgrade Theme Lightly customized Luma theme — stays as is, only minor CSS adjustments needed.

Database ~8 GB database — manageable, no special handling required Integrations

Stripe payment — module update required MailChimp — connector works fine, no changes needed

Phase 1— Audit & Planning (2 days) Codebase review, extension compatibility check, work plan

Phase 2 — Staging setup (1 day) Clone production to staging, prepare PHP 8.2 environment

Phase 3 — Incremental upgrade (1 week) 2.4.3 → 2.4.5 → 2.4.7 (two steps, faster path for a simple store)

Phase 4 — Modules & extensions (3–4 days) Refactor custom shipping module, update extensions, replace blog module Phase 5 — QA & testing (3 days) Checkout flow, payment, key admin functions, basic load test

Phase 6 — Go-live (1 evening) Maintenance window deployment, rollback plan ready Risks & Mitigation Data loss:

Full backup + one staging dry-run before go-live Downtime: ~1 hour maintenance window during deployment Budget overrun: 10% contingency buffer recommended Deliverables

Upgraded Magento 2.4.7 on production Short upgrade documentation 14-day post-launch warranty support