If you believe your site's ranking is being harmed by low-quality links or unnatural backlinks through low pr channels or sites. You do not worry about this link, have a solution in easy step to avoid such type of links.
Step 1 : You will need to download a list of links to your site
Step 2 : You will create a file containing only the links you want to disavow or clean up,
Step 3 : Save these link on .txt file then upload this to Google webmaster tool (
Seacrh Console)
Select your website
Click Disavow links.
Click .txt Choose file.
Note: It may take some time or which can take a number of weeks for Google to process the file or information you have uploaded.