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Evidence reference
Google currently states that Web Rendering Service clears Local Storage and Session Storage data across page loads.
SupportedSUPPORTEDclm_ae57a94a-38b2-42fe-9ec6-03aab2b805a2
This is a stable reference page for one canonical claim in the Editory evidence base. It exists for traceability and citations; the curated documentation is the readable entry point.
Cited by documentation
Sources
- Fix Search-related JavaScript problems | Google Search Central
Google · primary source · retrieved 2026-08-19
“WRS does not retain state across page loads: Local Storage and Session Storage data are cleared across page loads.” — Step 5, "Don’t rely on data persistence to serve content"
- Inside Googlebot: demystifying crawling, fetching, and the bytes we process | Google Search Central Blog | Google for Developers
Google · primary source · retrieved 2026-08-19
“the WRS operates statelessly — it clears local storage and session data between requests.” — lines 982-984
- JavaScript analysis is extremely important and anyone can do it (BrightonSEO)
SlideShare (Gaca-Tworek) · retrieved 2026-08-19
“WRS does not retain state across page loads” — Slides 17-18 (WRS section)
Release: seo-geo-product-v0.3 · Phase Two freeze: P2-CORE300-FINAL-v1.0 · Generated: 2026-08-23T08:01:40Z