Excel to Tally import transfers data from Excel to Tally, saving time and reducing errors. It involves preparing the Excel file, mapping columns, validating data, and importing it into Tally. Tools like Vyapar TaxOne and SMAART Free Excel to Tally XML Converter facilitate this process, supporting ledgers, stock items, and vouchers. This feature streamlines accounting processes, increases accuracy, and boosts productivity, making it a useful tool for businesses.