Key Takeaways : Excel spreadsheets can be protected by Edit Ranges, Sheet Protection, Workbook Protection, File Modify Password, VBA Project Password, and File Open Password.

On the right side, select the Open checkboxes for the file types that you want to open in the Protected View. Now, select the Open selected file types in Protected View radio button at the bottom.

Remember that, with password protections removed, anyone with access to your Excel file can open, view, and edit it. If you've decided a password isn't necessary anymore, this likely isn't an issue.

The sheet is password protected. I can open the .xlsx file, I can't do anything to the worksheet other than enter data. Heck, I can't even change the font.

Calc allows you to open both non-protected and password-protected Excel files. In general, Calc displays formulas, charts, tables, objects, text formatting, colors, 3D effects and list styles as ...