“Google chose a different canonical” means Google-selected canonical differs from your user-declared canonical in GSC URL Inspection. This is rarely a penalty; it’s deduplication + conflicting signals. Here is the meaning, root causes, a 10-minute fix checklist, and how to validate.
“Too many redirects” usually means a redirect loop (A→B→A) or a chain that never stabilizes (http→https→www→slash…). This guide shows the 10-minute diagnosis, the common root causes (cookies, host canonicalization, trailing slash, locale redirects), and the clean fix pattern for SEO + Next.js/Vercel.
A practical guide to "Redirect error" in Google Search Console: why it happens (loops, chains, timeouts), how to diagnose quickly, and how to make redirects deterministic without breaking canonicalization.
A practical checklist for diagnosing "Crawled - currently not indexed" / "crawled but not indexed" in Google Search Console. Separate technical blockers (robots, canonicals, redirects, rendering) from the more common reality: site-level prioritization.