1. Backup the existing site using migration plugin (Backup Buddy)
  2. Deploy a copy of the site on a dev site (sudomain – recommended)
  3. Clean up the site (remove all unnecessary themes / plugin)
  4. Check all the broken links using Broken Link Checker
  5. Check the Theme files for analytics codes (Google Analytics / any other tracking codes)
  6. Activate new theme to the dev site
  7. Use plugin to add the trackings code found on the old Theme
  8. Do all the edits for the redesign
  9. Double the site edits
  10. Deploy the dev site to live site
  11. Check Google Console then resubmit Sitemap
  12. Submit URL removal request to all the broken links found on #3
  • If domain name was changed, inform Google using the change of address tool