I only know one company who provide Excel password recovery software with guarantee without harming your excel file data. The company name is Stella Data Recovery and their software is Stella Excel password recovery tool
Few features of Stella excel password recovery
1 - Quickly break XLSX and XLS workbook password security.
2 – Remove multiple excel workbook password as (*#^%$&@! , A-Z, a-z, 0-9”)
Download :- https://www.stelladatarecovery.com/excel-password-recovery-software.html
Read More :- https://microsoft2019excelpasswordrecovery.wordpress.com/