Microsoft Excel is a spreadsheet software used to calculate financial, statistical and engineering information and, therefore, usually contains very important data. If you want to prevent your Microsoft Excel 2007 (2000, 2003, 2010, XP…) from being accessed, read, modified or edited, you can set a password to encrypt and protect Microsoft Excel spreadsheet data.
Passwords are useful because they help authenticate the user who is opening the computer files. After you password protect Excel file, Excel will prompt you to enter your password the next time you open the spreadsheet. What if you have multiple Excel files or folders to be encrypted? In that case, the Excel Encryption Software - Wondershare WinSuite 2012 is the best and quickest way to encrypt a batch of Excel files or folders at the same time. Additionally, it can encrypt any file on your hard disk or removable device besides Excel files, like Word or PowerPoint files.
Launch Wondershare WinSuite 2012 and select "Privacy & Security" to encrypt folders. Choose the "File Encryption" from the menu on the left side.
Click "Add Files", and it will open the open-file window. Select your Excel files that you want to encrypt, click "OK" and then the password will be added to all the selected files. You can add as many files as you’d like.
If you select the wrong Excel documents that you do not need to encrypt, you can remove a certain Excel file in the list, or remove the whole list.
Enter and confirm your password. Now, the password is set for all the Excel files in the list. That is to say, when there are several files/folders in the list, they will be compressed to an encrypted, password protected, file.
Note: If you click the "Delete files after archiving" check-box, then the original files will be deleted automatically after the encrypted file is made.
If you delete the Excel files accidentally, don't worry! You still have the chance to get deleted files back. To recovery Excel files from computer, you can have a try the following Excel File Recovery tool.
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