Google’s John Mueller said on Twitter that links that have been removed from a disavow file won’t be disavowed anymore. That means that they will contribute to your rankings (if Google’s hasn’t marked these links algorithmically).
If you remove something from a disavow fire and upload it again, then it won't be disavowed anymore, so that should just work.— 🍌 John 🍌 (@JohnMu) August 13, 2019
How to disavow links in 2019
Use the Link Disinfection tool in SEOprofilter to find bad links that point to your website. The Link Disinfection tool also creates a disavow file for you that you can send to Google: