Log in to the HDFC Bank's MobileBanking app
Select 'Funds Transfer'
Select 'Generate MMID'
Click on 'Continue' and your MMID will be generated immediately
*If you already have MMID and are still facing registration issue, please select 'Retrieve MMID' instead of 'Generate MMID' and continue with the same.
You can also check out our YouTube video for a detailed graphic explanation.