Employee Provident Fund (EPF) is better known as a retirement benefits scheme for all registered salaried employees. EPFO is governed by the Ministry of Labour and Employment, Government of India. For the convenience of salaried employees, EPFO has launched the UAN e-Sewa online portal, which lets its member users access a wide range of services and manage their Provident Fund accounts without visiting the EPFO office. Before logging into the UAN e-Sewa online portal, you need to activate your UAN. In this article, we will learn everything about UAN and a step-by-step guide on how to login into the e-Sewa Portal.