The rel=canonical element, often called the “canonical link”, is an HTML element that helps webmasters prevent duplicate content issues. It does this by specifying the “canonical URL”, the “preferred” version of a web page. Using it well improves a site's SEO.

The rel=canonical element often called the "canonical link" is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical" or "preferred" version of a web page as part of search engine optimization

The rel=canonical component, regularly called the "sanctioned connection", is a HTML component that enables website admins to anticipate copy content issues. It does this by indicating the "accepted URL", the "favored" variant of a website page. Utilizing it well enhances a site's SEO.

The rel=canonical element, often called the “canonical link”, is an HTML element that helps webmasters prevent duplicate content issues. It does this by specifying the “canonical URL”, the “preferred” version of a web page. Using it well improves a site's SEO.

URL Canonicalization also known as "rel canonical" is a process of telling search engines that a specific URL represents the master copy of a page.
You can do Canonicalization by simply adding rel=”canonical” tag which is enough to apply Canonicalization.

A canonical tag (aka "rel canonical") is a way of telling search engines that a specific URL represents the master copy of a page. Practically speaking, the canonical tag tells search engines which version of a URL you want to appear in search results.