You can try this tool to recover your excel file password
We often encrypt our vital files with passwords or different codes and sometimes, we lose their passwords or forget it. To this problem I have a good solution for everyone. PDS Excel password recovery Software, this software helps to recover multiple formats of password from any excel file xls, .xlsx, .xlsm, .xlsb, .xla, .xlam, .xltm For a demo of this software you can try the free trial of it.
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Sophie Watson commented
How to recover excel file password? To recover an excel file password you can use this eSoftTools Excel Password Recovery Software. It gives you a fast recovery of any excel files (.xls,.xlsx,.xlsm,.xlsb,.xla,.xlam, and.xltm.) with the help of these password recovery methods- Dictionary Attack, Mask Attack, and Brute Force. It can recover passwords of various formats like – alphabetical, numerical, complex, lengthy, etc. You can also use this tool with MS Word and MS Access files. And it has a free demo version for all the users.
Read More:- https://www.esofttools.com/excel-password-recovery.html