How To Open Old Microsoft Office Files In Windows
This tutorial will address issues you may have with opening certain types of word documents in Microsoft Office. The fix, however, is relatively simple.
If you're getting a lot of 'file is corrupt and cannot be opened' or 'unable to start correctly' warnings, then open Command Prompt (again, by right clicking the Start menu) and type in:
icacls "%programfiles%\Microsoft Office 15" /grant *S-1-15-2-1:(OI)(CI)RX
That should fix your problem – if it doesn't, then try to find each corrupted file, right click, select Change and then Online Repair.
This tutorial will apply for computers, laptops, desktops,and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems.Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).