As search engines like Google evolve ever faster in 2025, many SEO professionals are trying to decipher new trends or, sometimes, believe the most persistent rumors. Between geolocation, event pages, noindex directives, and even the little-known value of the SEO llms.txt file, the SEO landscape is constantly evolving. Let’s start with a solid foundation to distinguish fact from fiction, drawing on the latest official clarifications and proven best practices. In this context, it becomes crucial to understand what adjustments are truly necessary to optimize visibility, without falling into the trap of false insights or unvalidated advice. The key lies in a clear understanding of each strategy, where authenticity trumps fashion. Because, at a time when artificial intelligence is becoming a daily ally for SEO, any discrepancy or error can have devastating effects on a site’s performance. Next, a dive into the reality of each aspect, so you can no longer be carried away by unfounded rumors, but rather rely on concrete facts and recommendations based on expertise. Discover the best SEO strategies to optimize your website, improve your visibility on search engines, and attract qualified traffic. Learn the essential techniques for effective and sustainable SEO.Geolocation and SEO: Is it really necessary to optimize for geolocation?

Geolocation SEO
is considered an essential weapon for local players seeking to dominate their market. Yet, in 2025, the doors to local SEO seem more open than ever, even without extensive geolocation optimization. Indeed, Google clearly and unambiguously states that, to appear in features like AI Overviews or AI Mode , it is not necessary to engage in specific geolocation practices. As a reminder, these new features in AI-powered search rely on the same infrastructure as traditional search: same crawler, same index, same ranking algorithm. So, why continue to devote so much effort to optimization that, in reality, wouldn’t change the game? Seasoned practitioners know that content quality, mastery of theirlocal content strategy
and the overall accessibility of their site remain the fundamental pillars. The implementation of SEO training focused on expired names orSEO optimization tools for applications shows that the key lies in mastering the fundamentals. Geolocation can play a role, but only as a complement, not as a sole strategy. The real levers remain, as always, the optimization of internal links, site speed, and the quality of content accessible to both search engines and users.Factor Description
Impact
Quality content
Relevant, localized content that meets needs
is not just about precise geolocation optimization, but rather a comprehensive strategy of content, accessibility, and credibility. What to do with past event pages? The truth about their impact on SEO A question that often comes up in the SEO world: should you keep or delete past event pages? The answer isn’t as simple as “delete everything” or “keep everything.” In reality, it all depends on the value these pages can continue to provide to your audience. Google, through John Mueller’s recommendations, emphasizes a pragmatic approach, particularly for
SEO event pages.
He explains that there is no universal rule. If a rare show, conference, or event that marks your industry can continue to attract traffic in the long term, then it’s better to leave the page online, making sure to adjust its date and status. On the other hand, if the page is only used by a short-lived audience, deleting it to avoid overloading the index is an equally valid strategy for keeping a site clean and relevant. Here, the guiding principle is clear: prioritize user usefulness. To illustrate this point, let’s take the example of an international festival. The page can continue to reference the most recent edition, with a rich history and content that may interest researchers or enthusiasts. Conversely, for a calendar of local trade shows, it’s better to quickly get rid of obsolete references.This pragmatism also relies on increased mastery of
SEO optimization of event pages,
particularly by using tags like
unavailable_afteror by implementing a relevant redirection strategy. However, Mueller recommends avoiding the systematic use of such tags if their actual effectiveness is questionable, often favoring deleting or updating the content.Practice Description SEO Advice
Keep pages archived
History, links, rich content
🎯 Useful in the long term if relevant content
llms.txt File
and Strategies to Avoid Duplicate Content The latest trend circulating in the SEO microcosm in 2025: the SEO llms.txt file
. Little known just a few months ago, this technical element nevertheless raises important questions about the management of content intended for language models and its impact on indexing. According to experts, this file, located at the root of the domain, provides language modelswith a Markdown-formatted version of essential content, but its role as a potential factor for duplication remains a gray area. John Mueller clarified that llms.txt files
would only be considered duplicate content if their content was identical to that of an HTML page. In other words, they are theoretically outside the scope of the duplicate penalty, since their usefulness is not the same. However, to avoid any confusion or accidental indexing, it is advisable to include a noindex directive in the header of these files. This advice is practical: with the proliferation of external links to these files, some could wrongly index them in whole or in part, which could then create a cluttered user experience or falsely display duplicate content. Implementing noindex meta robots tags or a Disallow directive in the robots.txt file helps keep these elements well out of the index. And above all, this prevents Google from being tempted to use these files as a content repository, thus preventing any unwanted SEO trickery. File Function SEO Impact llms.txt Provide a Markdown version of the main content
📊 Helps AI, not indexing robots.txt Block or allow the crawler 🔒 Essential access control Meta noindex
Prevent indexing
✎ Duplicate content protection
Robots meta tags
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