What impact does content merging have on website weight and keyword rankings?

When a website has duplicate, similar, or low-value content, content merging is usually helpful for concentrating page weight and optimizing keyword rankings; however, improper merging strategies may lead to keyword dispersion or loss of weight from important pages. Merging duplicate/low-quality content: It can reduce the search engine's burden of identifying duplicate content, concentrate internal link weight on high-quality pages, avoid internal weight loss, and help improve the ranking of core keywords. Merging related topic content: Integrating scattered related information into a special topic page can enhance content depth and thematic authority, making it more likely to be judged as high-quality resources by search engines and covering more long-tail keywords at the same time. Risk warning: If key content is not retained or 301 redirects are not set during merging, the original rankings may drop; excessive merging may blur the page theme, which in turn affects keyword relevance. Suggestion: Before merging, analyze page traffic, keyword rankings, and user behavior data, retain high-value content, ensure the new page has a clear structure, and pass the weight of old pages through 301 redirects to maximize the positive impact of content merging on website weight and keyword rankings.