Step 1: Tap "Add Card +"
Step 2: Select "EZ-Link / Concession Card"
Step 3: Scan your card 
If you have not completed a one-time Singpass MyInfo identity verification on the SimplyGo app, you will need to do so at this stage. If you have, please skip to Step 7.
Step 4: Tap "Continue" to verify your identity 
Step 5: Follow the prompts to verify your identity
Step 6: Tap "Confirm" to proceed
Step 7: Enter a name for your card, then tap "Confirm"
And you're done!