Access EPFO member passbook and related services online for registered members. How To Activate UAN Number? Your UAN has to be activated before you can make any transactions on the site. You need to keep your UAN and the PF member ID handy before logging into the UAN activation portal. The UAN activation process is mentioned below in detail - EPFO members can activate their UAN (Universal Account Number) and access online services such as passbook, nomination, claim settlement and more. EPFO also provides news and updates on Aadhaar, ECR, EDLI and other schemes. NEW Dear Member, UAN activation by employees is essential for availing online services of EPFO. Please click on "Activate UAN" under "Important Links" for activating UAN.