Malwarebytes Beta community, Hoping you remain safe, we have a new Malwarebytes quick Beta update for your product: version 4.1.2.73 component update 1.0.990 As you know, if you are signed up in our Beta program, please go ahead and retrieve the update manually by clicking "Check for updates" under Application Updates in Settings > General.  This Beta addresses: Fixed: MB4 causes severe system performance issues with Windows 10 v2004.  Thank you so much, -Erix