If the instant withdrawal request is placed and does not get processed within the next 15 minutes, it means currently the request is on hold with the Partner bank.
You will receive an update on the status of your withdrawal request within 3 working days.
If the transaction is successful, the payout will be credited to the bank account or if it fails then the payout will be reversed to the Trading account.
How can I withdraw funds from my Upstox account?
What is Ledger report and how do I access it?