USB flash disk installation operation steps: preparation: 1, 1g or more U disk or memory card 2, UltraISO-U Disk System File Writing Tool 3, the first step of the System Installation File, double hit ultraiso.exe, open the downloaded System File step 2, insert a USB flash disk or a storage card, select "Start the disk-Write the hard disk image" step 3, and select the write mode, create a boot disk (back up important data before writing ). There are two modes of USB-ZIP and USB-HDD, different with motherboard support mode is different, in most cases support USB-ZIP. Step 4: install the system after the preparation is complete. Insert the USB flash drive into the netbook and start the instance. Press DEL (or F2) at startup to enter the CMOS settings of the motherboard. Set the first boot device to a USB or removable device. Step 5 is successful after the USB flash drive is started, start with a USB flash drive and enter WINPE. The new machine needs to be partitioned first. Then, double-click step 6 in the lower-left corner of the desktop, and press any key to Start copying the system. After the copy is complete, the system will automatically restart. Note: When the system restarts, you must dial out the USB flash drive.