There are several reasons which can lead to Microsoft Office Word, Excel, Power Point files corruption and once your files are corrupted its very difficult to recover those files. Worst case if your most important Office 2007 Excel and word files are damaged which could lead to unexpected situations.
If you are looking for some ways to recover your damaged/corrupted office 2007 Excel xlsx file then here is handy utility Corruptxlsx2csv which not only recovers corrupted & damaged xlsx files but also converts them to cvs files.
Screenshot of Corruptxlsx2csv
Download Corruptxlsx2csv and recover corrupted & damaged xlsx Excel 2007 files.