Navigate to Zoho Sheet, the free online Excel viewer (see Resources). Click the "Browse" button in the Local File section, select the XLS file and click "Open." Click the "View" button to view the ...

If you see The file couldn't open in protected view error while opening Microsoft Excel, the fixes listed in this post will help you.

You can make Excel always open old spreadsheets in Protected View. Enable or disable Protected View using in-built setting, Group Policy, Registry.

While you won't be able to edit Excel files with the iPad's Quick Look file viewer, you will be able to view them and even copy and paste data from them.

Sending Excel files containing crucial financial and business data has risks. To add a layer of protection, you should learn to password protect an Excel file.