Steps to Fix FILE ASSOCIATION problems

1. Guide the customer to Safemode with CMD prompt (manual walkthrough)
2. It would locate in C:\Documet and Settings\User\Desktop\_ use cd\ to locate it to Root.
3. In Root (C:\) use cd<space>Windows and then Type regedit it will appear( C:\Windows\regedit.exe)
4. The registry window will open and navigate the customer to the following link
-START>RUN>REGEDIT : HKEY_CLASSES_ROOT \ exefile \ shell \ open \ command
-Double-click the (Default) value in the right pane
-Delete the current value data( you may have C:\Windows\System32\Drivers\spools.exe), and then type the following: (If you have the value suffixed to the spools.exe, eliminate that alone don't create the following value.)

"%1" %*
(ie., quote-percent-one-quote-space-percent-asterisk.)
Navigate to: HKEY_CLASSES_ROOT\.exe
In the right-pane, set (default) to exefile
Exit the Registry Editor.
5. This may bring you back to root directory (C:\Windows>)
6. Locate to System32\Drivers ( cd<space>system32\drivers) which may appear like (C:\Windows\system32\Drivers>)
7. Delete the spools.exe (C:\Windows\system32\Drivers> del spools.exe)