Should you still optimize internal PageRank flow in SEO?

Has internal PageRank become a secondary signal?

PageRank has never ceased to exist, contrary to what some believed after the public display of the toolbar was discontinued. It still circulates within Google's algorithm, but it is no longer the dominant signal it was in the 2000s. Today, the algorithm utilizes hundreds of factors — semantics, user behavior, freshness, expertise, query context — which weigh or counterbalance the pure effect of links.

Mueller here reminds us of a pragmatic principle: if you spend weeks optimizing internal linking to sculpt PageRank at the expense of user experience or content quality, you're on the wrong track. Specifically, adding a link to a strategic page from the homepage can help — but if that page does not provide any value to the user, it won’t rank for that reason alone.

What does “naturally improving a site” mean according to Google?

The phrase is deliberately vague and generic, typical of Google’s language. In practice, it means: producing useful content, logically structuring information, facilitating navigation, addressing search intents, enhancing speed and accessibility. In short, everything related to UX and editorial relevance.

The trap is that this formulation invites underestimating technical levers. Yes, a “naturally” good site is more likely to rank — but without a clean architecture, thoughtful linking, and crawl budget management, even the best content can remain invisible. Google does not clarify what it means by “naturally,” and it is precisely this ambiguity that poses a problem in practice.

What other signals does Google use beyond links?

Google does not publish an exhaustive list, but we know that the algorithm incorporates: contextual semantics (BERT, MUM), engagement signals (time on page, bounce rate, pogo-sticking), perceived quality via E-E-A-T, Core Web Vitals, mobile-friendliness, content freshness, alignment with query intent, and many more.

Internal and external links remain a pillar, but their relative weight has decreased. A site without quality backlinks will always struggle to rank on competitive queries, but a site loaded with links pointing to hollow pages will not rise either. The trade-off now occurs in a multi-criteria system where no single signal dominates.

• Internal PageRank still works, but is no longer sufficient on its own
• Google prioritizes relevance signals, user experience, and editorial quality
• Technical optimization remains necessary but must serve the user before serving the algorithm
• Links (both internal and external) retain their role, but within a much broader ecosystem of signals
• Sculpting PageRank at the expense of UX or content is counterproductive

Is this statement consistent with observed practices in the field?

Yes and no. On established authority sites, we indeed observe that content quality and UX often weigh more heavily than a meticulously planned internal linking structure. However, on new or niche sites, a rigorous optimization of internal PageRank can make the difference between an invisible page and a first-page page. A/B tests we conduct regularly show that an adjustment of the linking — even minor — can trigger a re-crawl and a gain in positions for strategic queries.

The nuance is that the effect of internal PageRank varies depending on context: site size, depth of the structure, overall authority, level of competition. On an e-commerce site of 10,000 pages, neglecting the distribution of SEO juice can condemn entire categories to remain unindexed or out of visibility. [To be verified]: Google provides no quantitative data to support the claim that “naturally improving” is necessarily more effective. It’s a general guideline, not a universal rule.

What limits does this “natural” approach present?

The “improve your site naturally” discourse presupposes that Google crawls and indexes all useful pages fairly. However, we know that is not the case. On large sites, crawl budget is a real constraint: relevant pages can remain undiscovered or unindexed simply because they are too deep or poorly linked. In such cases, optimizing PageRank flow — that is, strengthening crawl paths to strategic pages — becomes essential.

Another limitation: this statement ignores cases of cannibalization or signal dilution. If you have three pages targeting the same query, without a clear hierarchy in the internal linking, Google may hesitate or choose the wrong one. Sculpting PageRank allows for disambiguation and concentrating the signal on the pillar page. Saying that “Google uses many signals” does not change the fact that the link structure remains a vector of semantic clarity for the algorithm.

In what cases does PageRank optimization remain a priority?

On complex technical sites (faceted e-commerce, user-generated content platforms, multilingual sites), the link architecture is often the only lever to avoid wasting crawl budget and ensure that strategic pages are regularly crawled. In these environments, a redesign of the internal linking can unblock thousands of stagnant pages in a matter of weeks. Specifically, if your server logs show that Googlebot ignores entire categories, it is a clear signal that the PageRank flow needs to be reworked.

Similarly, on highly competitive queries where content is of equivalent quality, technical micro-optimizations — including internal linking — can tip the balance. Sites that neglect this aspect in favor of a purely editorial approach risk leaving positions on the table. The key is balance: not to obsess over PageRank, but not to ignore it entirely either.

What should you do concretely to “naturally improve” your site?

Start by auditing the quality and relevance of your existing content. Identify pages with low added value (thin content, duplication, obsolescence) and decide to improve, merge, or delete them. Next, work on the information architecture: a logical structure, clean URLs, and intuitive navigation. Finally, optimize the Core Web Vitals and mobile experience — these signals are increasingly weighted in the algorithm.

But — and this is where Mueller remains vague — this does not exempt you from a thoughtful internal linking. Ensure that your strategic pages receive links from the homepage, menus, breadcrumbs, and related content. Use descriptive and varied anchors. Check that each important page is accessible in a maximum of 3 clicks from the homepage. This is technical optimization, but in service of the user.

What mistakes to avoid in optimizing internal linking?

The first mistake is to over-optimize the anchors by stuffing in exact-match keywords at the expense of naturalness. Google detects these patterns and can ignore them or even penalize them. The second mistake: creating artificial links without editorial logic, such as inserting 20 footer links to deep pages just to distribute juice. That no longer works — Google can differentiate between a contextual editorial link and a purely SEO link.

The third mistake: neglecting outgoing links. A site that never links to the outside sends a signal of isolation or closure, which can harm the perception of authority. Finally, do not stubbornly block PageRank via internal nofollow or JS obfuscation: these sculpting techniques are mostly obsolete and can even be counterproductive if they disrupt user experience.

How to verify that your site is balanced between quality and technical aspects?

Use Google Search Console to identify indexed pages that are never displayed, pages discovered but not crawled, or crawl spikes on unnecessary sections. Cross-reference this data with your server logs to see where Googlebot spends its time. If you notice an imbalance — for example, 80% of the crawl on pagination or filter pages — it is a signal that your architecture needs correction.

On the content side, measure the engagement rate (time on page, scroll depth, bounce rate) on your strategic pages. If they receive traffic but do not convert or retain users, it indicates an issue with editorial quality or UX. Ideally, cross-reference SEO metrics (positions, impressions, CTR) with product metrics (conversions, engagement) for a holistic view.

• Audit and prioritize high-value content
• Structure the architecture so that each strategic page is accessible in under 3 clicks
• Optimize Core Web Vitals and mobile experience
• Create a natural, contextual, and editorial internal linking structure (varied anchors, user logic)
• Analyze server logs and Search Console to detect crawl budget waste
• Avoid over-optimizations (keyword-stuffed anchors, artificial footer links, excessive internal nofollow)