Some users have reported an Excel-related failure that may appear after installing the Windows 10 Creators Update. After updating the system, some files cannot be opened in Excel for no apparent reason. Needless to say, everything worked well. Excel says something like this: “The file could not be accessed.”. But when you open the same file directly from Open file menu, all is right.
Since this problem may prove to be a hard nut to tear, we have prepared some solutions to solve this problem. If you have problems with Excel files, feel free to check out the list below.
How to resolve Excel files issues in Windows 10 Creators Update:
1) Make sure that the files are supported and not corrupted
2) Disable Protected view
3) Repair Excel
4) Restore Component services values to default
5) Reinstall Office