Zerodha (Flat Rs 20 Per Trade)

Invest brokerage-free Equity Delivery and Direct Mutual Funds (truly no brokerage). Pay flat Rs 20 per trade for Intra-day and F&O. Open Instant Account and start trading today.

How to modify IPO bid details after accepting the UPI mandate?

You cannot modify the IPO bid details (shares, price etc.) in the application once you accept the UPI mandate.

If the IPO is still open for bidding, you could cancel the IPO application and create new one.