First of all, this tweak only apply to those who only have one HDD on their primary IDE channel (nothing else on device 0 or 1) and a CD-ROM and/or DVD-ROM on the secondary IDE channel. Each time you boot Windows XP, there’s an updated file called NTOSBOOT-*.pf who appears in your prefetch directory (SystemRoot%Prefetch) and there’s no need to erease any other files as the new prefetch option in XP really improves loading time of installed programs.

Follow the following steps:

1. Open notepad.exe, type “del c:windowsprefetch tosboot-*.* /q” (without the quotes) & save as “ntosboot.bat” iekšā C:
2. From the Sākums menu, select “Run..Apvidū” & veids “Gpedit.msc“Apvidū
3. Double click “Windows iestatījumi” under “Datora konfigurācija” and double click again on “Izslēgšana” in the right window.
4. In the new window, click “add“, “Pārlūkot“, locate your “ntosboot.bat” file and click “Atvērt“Apvidū
5. Noklikšķiniet “Labi“, “Piemērot” un “Labi” once again to exit.
6. From the Sākums menu, select “Run..Apvidū” and type “devmgmt.msc“Apvidū
7. Double click on “IDE ATA/ATAPI controllers“
8. Right click on “Primary IDE Channel” and select “Īpašības“Apvidū
9. Select the “Papildu iestatījumi” tab then on the device 0 or 1 that doesn’t have ‘device type’ greyed out select ‘none’ instead of ‘autodetect‘ & noklikšķināt “Labi“Apvidū
10. Right click on “Secondary IDE channel“, select “Īpašības” and repeat step 9.
11. Reboot your computerApvidū