You may verify your contact details on singaporeair.com.
1. Log in to your KrisFlyer account on singaporeair.com
2. Go to "Account Summary”
3. You will be prompted by a banner to verify your contact details and are required to enter a One-Time Password (OTP) sent to your mobile number or email address
4. When the OTP is successfully entered, your contact will be considered verified
Both your mobile number and email address need to be verified.
If you require assistance, please contact KrisFlyer Membership Services to update your contact information.