Is there any option where bank transactions are automatically transferred to the journal?

Is there any option where bank transactions are automatically transferred to the journal?

No. You must download a bank statement and import it.

What are the steps to follow?

See guides at https://www.manager.io/guides/bank-and-cash-accounts

In initial stages and for few countries and banks only see

See the " Import bank statement" Guide https://www.manager.io/guides/import-bank-statement
But more importantly, please look in the guides first when you are not sure how to do something. Both: