Yes, funds can be transferred through UPI, and there are other options also available NEFT/ RTGS/ IMPS along with their Instant Fund Transfer from the portal. Find this for more info – How do I add money instantly to my trading account using UPI?
How do I add money instantly to my trading account using UPI?
Can I transfer the funds from the unregistered/unmapped bank account?
Does a name mismatch between the Fyers account and the linked bank account create issues for fund transfer/ withdrawals?
How do I cancel the placed payout request?
How do I modify the payout request?
Can I link my current bank account to trading account?