If a page includes parameters that do not modify the contents of the page, such as session ID, the URLs specified in the next and previous link tags should also contain those parameters.
The rel=”next” and rel=”prev” tags are compatible with rel=”canonical” values. You can include both declarations on the same page. For example, a page can contain both of the following HTML tags:
In practice, rel=”canonical” allows you to avoid duplication whatsapp number philippines of content, indicating to search engines which is the main page within a sequence of similar pages,
If search engines find errors in your implementation (for example, if an expected rel=”prev” or rel=”next” designation is missing), they will continue to index the pages and rely on their own heuristics to understand their contents.
Conclusions
Remember that rel=”prev” and rel=”next” are suggestions to search engines, not categorical instructions.
For example, just recently Google said that it no longer uses rel=”next” and rel=”prev” as indexing signals ( source ), while Bing continues to use them.
Google also clarified that it may as some browsers may use this information for purposes such as prefetching and accessibility.