Hi,
Did you get any error message when you try to re-open the file?
Where did save the file?
What kind of file format did you use?
How did you open the file?
Here are some possible solutions:
- Right click the file- select Properties- select General tab, please check if the file is locked, you can select Unlock option to unlock the file.
- Make sure that there are no errors in the file path and name.
- Hold down the Ctrl key, then double-click the Excel icon to launch Excel's safe mode. Then try to open your file.
- You can also try to repair Excel Workbook, in Excel, click File > Open, select your file, then click the Open arrow next to the button, select Open & Repair.
Please provide more information about your problem and I'm glad to help you.
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