> ren protect.xlsx protect.zip
2 In zip goto xl --> worksheets
3 unzip sheetx.xml tofix it (outside zip)
4 open sheetx.xml and search "protect"
5 remove
example
6 put all remove protect back to zip
7 rename zip to xlsx
Finish
Cr.
http://www.excelsupersite.com
http://www.excelsupersite.com/how-to-remove-an-excel-spreadsheet-password-in-6-easy-steps/