1] Open notepad.exe, type "del c:\windows\prefetch\ntosboot-*.* /q" (without the quotes) & save as "ntosboot.bat" in c:\ 2] From the Start menu, select "Run..." & type "gpedit.msc". 3] Double click "Windows Settings" under "Computer Configuration" and double click again on "Shutdown" in the right window. 4] In the new window, click "add", "Browse", locate your "ntosboot.bat" file & click "Open". 5] Click "OK", "Apply" & "OK" once again to exit. 6] From the Start menu, select "Run..." & type "devmgmt.msc". 7] Double click on "IDE ATA/ATAPI controllers" 8] Right click on "Primary IDE Channel" and select "Properties". 9] Select the "Advanced Settings" tab then on the device or 1 that doesn't have 'device type' greyed out select 'none' instead of 'autodetect' & click "OK". 10] Right click on "Secondary IDE channel", select "Properties" and repeat step 9. 11] Reboot your computer.