You purchase uk based one so that filings can be done. If you contact them, they will help you with customisation software which has SA 109. For other procedures just go through this https://www.gov.uk/tax-uk-income-live-abroad
You are doing personal filings I guess. There is an email contact to this software, email them and find out more. Just explain them the nature of your tax
We provided annual consolidated figures of income and expenses, we asked to make day book, Do we need figures on daily basis for day book as in India or there is some different way of day book in UK?
Internal accounting is same as Indian day book. But you have to follow the Conceptual framework 2018 and related standards to record every transaction. This is available on eifrs subscripttion at 40 euros per Anjum or you can google.