what is the canonical url?
 

what is the canonical url please tell me about it

Canonical URL the search engine friendly URL that you want the search engines to treat as authoritative. In other words, a canonical URL is the URL that you want visitors to see.

The search engine friendly URL that you want the search engines to treat as authoritative. In other words, a canonical URL is the URL that you want visitors to see.

Canonical error: when we open the website is will open with www or without www. This will represents the canonical error.

Google it its best answer you get.

thanks for the you kind support guys

In your website, if one page can be reached from two or more URLs then you have to choose one and insert canonical in others. This happens often in ecommerce website where one product can be in multiple categories. The syntax would be