Step 6: Click the small CD/DVD icon next to ISO image button to browse to Windows 8.1 Update ISO image file and select it.

But if your PC is UEFI, be sure to select FAT32. However, if you’re sure that your PC is not a UEFI PC, you can simply select NTFS as the File system. Step 5: Next, select partition scheme as MBR partition scheme for BIOS or UEFI computers and select the File system as FAT32, as a bootable USB formatted with NTFS can’t be used to install Windows on a UEFI based computer. Step 4: Once Rufus is running, under Device section, select USB drive. Step 2: Download Rufus on working PC and run it on PC running Windows XP or higher version of Windows with Administrator privilege. * Make sure you backup all data we need to format the drive in order to make it bootable. Step 1: Connect USB drive as bootable media to clean install Windows 8.1 Update. This update method also helpful when PC is unbootable or you like to install Windows 8.1 Update on newly assembled computer. In this article, we will use a free tool called Rufus to create bootable USB then boot from the bootable media to begin the installation of Windows 8.1 Update. Depending on the ISO, you will see more or fewer options here.īut you leave them all deselected and confirm with 'OK'.Īfter a short query / warning that the data on the stick will be deleted, the creation process starts.Windows Update released Windows 8.1 Update to all existing Windows 8.1 users as mandatory update.

Then open the desired ISO using the 'SELECT' button.Īfter clicking on Start you will be asked a few options.

Now connect a USB stick and check that the right one has been selected.

If you do not have admin rights, you will be prompted to enter an administrator. Tools: Rufus - Create bootable USB drives the easy wayĭownload Rufus from the link above and run the EXE.Microsoft makes Windows 11 available to the public: Download Windows 11 ().You need an ISO of the desired Windows version to start.You can easily create such a USB stick with Windows 10 or 11 (or older) with an ISO and Rufus. To install Windows from a USB stick, it must be bootable.

Rufus bootable usb