At the Pubcon Search, Social Media, Marketing conference in Las Vegas, Google’s Gary Illyes said that you do not have to submit a disavow file to Google if your website does not have a manual penalty:
"If you do not have a manual action then you do not need to submit a disavow!" @methode #Pubcon Great questions by @jimboykin— Brian McDowell (@brian_mcdowell) 8. November 2017
Google latest Penguin algorithm simply devalues artificial backlinks. There’s no longer an automatic penalty and that’s the reason why a disavow file won’t change anything. If there is a manual penalty, a disavow file might still help.
How to create a disavow file
The Link Disinfection tool in SEOprofiler can help you to create a disavow file. If your website has received a manual penalty from Google, the white-hat tools in SEOprofiler can help you to recover your rankings. If you haven’t done it yet, try SEOprofiler now: