If you know the password of your Excel file and you want to delete it, there are several ways on how to do it. Remove password from "Info" panel 1. Open the encrypted Excel file. 2. Enter the password and click OK . 3. On the upper left corner, click the File tab. 4. In the left-hand panel, click Info and Protect Workbook to open the drop-down menu. 5. Select Encrypt with Password and delete the password that appears in the text field. 6. Click OK . 7. Go to File menu and click Save . Remove password from the "Review" tab 1. Open the encrypted Excel file. 2. Enter the password and click OK . 3. On the main ribbon menu, click the Review tab. 4. Click Unprotect Sheet and enter the password. 5. Select Protect Sheet and click OK without entering a new password. 6. Go to the File menu and click Save . Remove password using the "Save as" option 1. Open the encrypted Excel file. 2. Enter the password and click OK . 3. Go to the File tab and select S...