Should be properly selected into categories, and each of them should have a unique description. Unfortunately, good intentions can also cause content duplication issues. This will happen when the description of the category also appears on the second and subsequent pages of pagination. The description should only be on the first page. Filters and sorting The case, as in the case of categories, should also be solved when filtering and sorting products. If, on the other hand, we do not intend to gain organic traffic to subpages with filters, we should use the canonical tag directing them to the main page of the category.
Canonical sorting and filters Parameters in URLs Duplication Mexico WhatsApp Number List of content will also occur when using session identifiers such as parameters of an advertising or affiliate campaigWe can easily solve the problem by using the Parameters option in URLs in Google Search Console Separate mobile and desktop version An increasingly rarely used solution, but still common, i.e. creating a separate desktop version and a mobile version on a subdomain (e.g. m.domain.pl) also causes duplication of content. The solution will be to use the canonical tag on the mobile site.domain Categories and tags Often used on a large scale by beginners creating blogs or portals with news.
The use of many categories and tags, especially with a small number of entries on the page, will create subpages (archives of categories or tags) with duplicate content. At the beginning of your business, it is worth limiting yourself to a maximum of a few categories. External duplication - examples: Product descriptions Many online stores use content provided by manufacturers or distributors for product descriptions. Such action ends with the fact that almost all subpages in the store are a duplicate of the manufacturer's, distributor's and dozens of other competitor's stores.