Here are the steps to link your existing SIPs to a new bank account mandate:

1. Open the Upstox app and navigate to the ‘My Account’ section

2. Click on ‘Profile’ followed by ‘Mandates’

3. Select the bank to which you want to link a SIP to and click on ‘Add a SIP’

4. Choose the fund for which you wish to add a SIP from the list and click on ‘Add’

5. You will receive a confirmation message indicating that your SIP is linked

6. To verify, check under ‘SIPs linked’ on the Mandate details page