How to install XP onto a Hard Disk from an XP ISO on a bootable USB drive. If you have a system that has a BIOS which uses AHCI mode for the SATA hard disk many BIOS Setup menus allow you to set IDE or Compatible mode for the Hard Disk and this may avoid any problems with the dreaded 0x. B Blue Screen of Death if you can do this first, you will need to load an AHCI driver by pressing F6. Install-Windows-7-USB-Flash-Or-Hard-Drive-Step2_thumb.jpg' alt='Install Windows Xp To A Usb Hard Drive' title='Install Windows Xp To A Usb Hard Drive' />If you do not do this you may get a Blue Screen of Death shortly afterwards with an 0x. B error or possibly the SATA hard disk will simply not be listed later on. Ethernet Driver Windows 98. If you get a BSOD 0x. B error on booting to XP Setup, try menu STEP 1. A instead of STEP 1 if you have 5. MB of RAM available this loads the whole ISO into memory and so is slower but should not crash. If your BIOS has IDE disks, or has SATA disks but the BIOS is set to IDE mode, you do not need to press F6. However, if you have an Atom based system NetbookEee. PC, etc. with AHCI mode set in the BIOS for instance, here is what you need to do 5. Quickly press F6 when you see the prompt at the bottom of the blue screen. You will only have a few seconds to do this. Note that on some systems, if you press F6 many times, this can cause XP Setup to hang or freeze so only press F6 once or twice slowly. After pressing F6, it may prompt you to press F2 ignore this, you only need to press F6 when prompted. For a long time, Microsoft didnt sell Windows install media in the form of bootable USB flash drives. Instead, it prefered to stick to oldschool DVD media. How to Install Windows from a USB Flash Drive. If youre trying to install Windows on a laptop that doesnt have a DVD drive, or you want a portable installation tool. A short while later you will be prompted to press SSpecify Additional Device to select a driver. Press S and select the Win. VBlock Bus 3. 2 bit should be the preselected in the list OR the Fira. Disk driver and hit ENTER to install it. Win. VBlock does not work on some chipsets e. DQ6. 7 fails in Setup GUI stage 2 during copy files but works OK on Atom N4. Fira. Disk works on most if not all systems, so if in doubt choose the Fira. Disk driver. BUT if you get a BSOD 0x. B error after this try again and choose Win. VBlock. 32 instead Now press S again and select the AHCI driver from the list that is the correct one for your hardware you need to use the UPDOWN cursor keys to find a driver in the list more are listed below the last entry. In the case of the Atom N4. IntelR ICH7. RDH SATA AHCI Controller. NOTE If you are unsure of which driver you need to choose, you should run List Mass Storage PCI IDs from the menu before you start STEP 1 and then refer to the table here. ALWAYS select the Fira. Disk Driver or use the Win. VBlock Bus 3. 2 bit driver if you want to experiment. Use the UPDOWN cursor keys to select another driver the list will scroll down to show more drivers.