Describes the cause and action for error messages.
Error Message(English)：
how to cancel excel 2010 password
How to Remove a Password from an Excel 2010 Spreadsheet - Solve ...
https://www.solveyourtech.com/how-to-remove-a-password-from-an-excel-2010-spreadsheet/
How to Remove Password Protection from MicrosoftR Excel 2010 ...
https://www.youtube.com/watch?v=GfO4UkDzE9M
https://www.youtube.com/watch?v=GfO4UkDzE9M
How to set and remove password in Microsoft Excel 2010 | 2013 ...
https://www.youtube.com/watch?v=u2T29CY5RoI
https://www.youtube.com/watch?v=u2T29CY5RoI
Add or remove protection in your document, workbook, or presentation ...
https://support.office.com/en-ie/article/add-or-remove-protection-in-your-document-workbook-or-prese・・・
Change or remove workbook passwords - Excel for Mac
https://support.office.com/en-us/article/change-or-remove-workbook-passwords-1c17af87-25e2-4dc6-94f0・・・
Password Removal Excel 2010 - Microsoft
https://social.technet.microsoft.com/Forums/ie/en-US/b8e38c76-6b69-4e6b-ad06-448497161e23/password-r・・・
How do I remove a Password from a workbook in Excel 2010 | Tips
https://www.exceltip.com/tips/how-do-i-remove-a-password-from-a-workbook-in-excel-2010.html