To update your mobile number, there are several options:

 
Option 1: Update Profile

• Visiting Singpass User Portal (click https://go.gov.sg/singpass-login)

• Login to Singpass User Portal using

  • Singpass App - Scan QR

  • Singpass Face Verification - Click Password Login, enter your user ID and password followed by performing a Singpass Face Verification

  • Singpass SMS 2FA (if you still have access to your old mobile number) - Click Password Login, enter your user ID and password followed by performing SMS 2FA.

• Once logged in, you can select 'Update Profile' icon to update your new mobile number.

 
Option 2: Not my mobile number

• Visiting Singpass User Portal (click https://go.gov.sg/singpass-login)

• Login to Singpass User Portal - Click Password Login, enter your user ID and password

• At the SMS OTP screen, click on "Not my mobile number" and follow the screen's instructions to update your mobile number

 
Option 3: Visit Singpass counters

• Visit any of our Singpass counter (click https//go.gov.sg/singpass-counters for counter locations) to seek assistance to update your mobile number

• Please bring along the necessary document for verification, such as your original NRIC or FIN card.