How to Avoid Duplicate Content Own Site?

[Commerce.Microsoft.com]

Hi everyone !! How to Avoid Duplicate Content Own Site? Which is the best online tool to check duplicate content?

[damponting44]

Practical solutions for duplicate content -

1.Not creating duplicate content
2.Redirecting duplicate content to the canonical URL
3.Adding a canonical link element to the duplicate page
4.Adding an HTML link from the duplicate page to the canonical page.