Email Address of the user can be changed in the EPF Account by following the below process in the UAN Portal
Step 1: Go to Manager Users and Click on Contact Details from the menu
Step 2: Choose the checkbox next to Change Email Address
Step 3: Enter the New Email Address and also Re-enter the same in two boxes
Step 4: Click on Get Authorization Pin
Step 5: Enter the Authorization Pin sent to your Mobile and enter the pin to get the Email Address Changed
Once you enter the Pin number sent your mobile and Click on Save Changes, Your new email address will be your updated in the UAN Portal