HI Pradeep, Recommend reviewing below links to get started https://salesforce.stackexchange.com/questions/22024/reading-ms-excel-files-using-apex-code https://jayakrishnasfdc.wordpress.com/2018/08/12/import-csv-file-in-salesforce-using-apex/ https://stackoverflow.com/questions/39490442/read-data-from-excel-file-using-apex-in-salesforce
If this information helps, please mark the answer as best. Thank you
Recommend reviewing below links to get started
https://salesforce.stackexchange.com/questions/22024/reading-ms-excel-files-using-apex-code
https://jayakrishnasfdc.wordpress.com/2018/08/12/import-csv-file-in-salesforce-using-apex/
https://stackoverflow.com/questions/39490442/read-data-from-excel-file-using-apex-in-salesforce
If this information helps, please mark the answer as best. Thank you