How to repair Excel files?

Question

How to repair Excel file extension and other corrupted file formats?

Answer 1

You will have to turn on files extensions.

{CAUTION} Rename files to the wrong extension can cause you to lose data}

In Windows XP or Windows 7:

1. Open control panel
2. Open Folder Options
3. Choose the View tab across the top
4. Look for the line “Hide Extensions for Known File Types”
5. Remove the Check from the box
6. Press Apply
7. Then OK
8. Use your Windows Explorer to find the file you need to modify and press F2 to rename
9. Now you can change the extensions to whatever program should be opening the files a. XLS is for MS Office Excel 2003 and below or XLSX for MS Office 2007 and above b. DOC for MS Office Word 2003 and below or DOCX for MS Office 2007 and above c. PPT for MS Office PowerPoint 2003 and below or PPTX for MS Office 2007 and above d. For instance

Answer 2

In order to repair your Excel files, open Microsoft Office Excel and from the File menu select Open. Navigate to your corrupted files, select them and from the Open drop-down menu select Open and Repair:

After that, if Excel cannot open the file, select Extract Data. You can do the same with all Microsoft Office programs. Alternatively, you can check Software Informer database for a repairing program.