Is icici imobile a upi 2 enabled app for ipo..IPO mandate is not showing in Imobile UPi Section for acceptance

After applying for IPO in Zerodha using the icici upi id, should i go to BHIM app only for accepting the mandate?
Can i not accept the mandate thro imobile upi section?
I used to transfer funds to zerodha thro upi and accept it in upi section of imobile app…But for Ipo application it is not showing any upi request in imobile upi section…Kindly help…