Direct answer
Redesign without losing SEO by creating a URL inventory, identifying valuable pages, preserving or improving useful content, mapping redirects, checking metadata and canonicals, updating sitemap and robots, and monitoring after launch.
The useful version of this topic is practical: it should help a buyer make a better website decision, not just define a term.
Practical framework
Use the framework below to turn the topic into a page, brief, audit, or approval checklist.
- Export current URLs
- Identify traffic, links, enquiries, and proof value
- Decide keep, improve, merge, redirect, remove
- Map old URLs to relevant new URLs
- Preserve useful metadata and content
- Run launch and post-launch checks
Method proof to prepare
When public client proof is not available, method proof can still make the decision inspectable without inventing outcomes, reviews, awards, or rankings.
- URL inventory
- Redirect map
- Metadata preservation notes
- Sitemap diff
- Post-launch monitoring checklist