Why Should I Disavow?
Launched in 2012, Google's Disavow Links Tool Allows You to Ask Google to Disregard Selected Backlinks. the Purpose Behind the Disavow Links Tool Is to...
Launched in 2012, Google's disavow links tool allows you to ask Google to disregard selected backlinks. The purpose behind the disavow links tool is to essentially clean up your backlink profile and rid it of any spammy, low-quality backlinks that may lower your site's search engine ranking.
Do I need to disavow?
Google's John Mueller Reaffirms Proper Use of Disavow
Most recently, Google's John Muller stated that for most sites the disavow tool is not necessary. In fact, the disavow tool is so unnecessary Google purposely made it difficult to find in the Google Search Console (Watch the Webmaster Hangout here) .
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Should I still disavow links?
In early November, Google made a UI update to its Disavow Links tool. The core functionality hasn't changed, meaning that some SEO practitioners will continue to use it incorrectly. Disavow continues to have no impact on fixing negative SEO and often won't make your website do better in search.