If you need to remove passwords from Excel workbook Office 365 then I will recommend you to use eSoftTools Excel Password Recovery software because it is useful for all types of Excel workbook files and many more that are used by every user. In this software,e you have 3 techniques to remove passwords, Brute Force Attack, Mask Attack, and Dictionary Attack. This software supports all Excel file extensions XLSX, XLS, and XLSM. Compatible with all versions of Windows operating systems. So just click on the link given below

INFO;- Remove password from Excel workbook Office 365