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Win7 system USB disk startup operation guide With the continuous progress of computer technology,Casino redeem the operating system is also constantly updated. Although the Win7 system has become history, it still needs to be used on many occasions. In some cases, we need to reinstall the system without being able to start up. At this time, we need to use the Win7 system USB flash drive to start. This article will tell you how to make a Win7 system boot disk and how to boot. I. Preparation 1. A USB flash drive. It should be noted that the capacity of the USB flash drive should not be too small, otherwise the Win7 system cannot be installed. It is recommended to use a USB flash drive with a capacity of at least 8GB. Two. Win7 system installation mirror image.Prepare a Win7 system to install a mirror image, which can be downloaded from the official website or other sources. It should be noted that the mirror file must be in ISO format. 3. USB flash drive boot tool. We need to use a USB disk boot tool, and commonly used software such as UltraISO and Rufus. Just choose a software that you are familiar with and easy to use. II. Make a Win7 system boot USB disk 1. Install the USB boot tool. If you haven't installed the USB boot tool, you need to download and install the corresponding software first. This article takes Rufus as an example. After downloading and installing, you can proceed to the next step. Two. Insert the USB flash drive. Insert the prepared USB flash drive into the USB port of the computer to ensure that there are no important files or data, because the USB flash drive will be formatted when the USB flash drive starts, resulting in the data cannot be recovered.3. Open the USB boot tool. Start the Rufus software, and it will automatically detect the inserted USB flash drive. Four. Set up the file system. In the "File System" option, select "NTFS", because the NTFS file system can better support large files. 5. Add the ISO file to the USB boot tool. Click the "CDROM" icon in the Rufus window and select the ISO file of the Win7 system. 6. Set up a partition scheme. In the "Partition Scheme" option, select "MBR Partition Scheme", because most computers use the MBR partition scheme. 7. Click the "Start" button. After clicking Start, Rufus will automatically write the ISO file to the USB flash drive. The process will take some time. Please wait patiently. III. Start the USB flash drive 1. Connect the USB flash drive. Insert the made USB flash drive into the computer that needs to install the Win7 system.Two. Modify the start-up order. Press the corresponding hotkeys when starting up (different brands of computers have different hotkeys, please query the corresponding computer brand hotkeys) to enter the BIOS settings. In the BIOS settings, find the "Boot" option and set the USB disk boot as the first boot order. 3. Save the settings and exit. Save the boot settings and exit the BIOS settings. Four. The computer restarts. After the USB flash drive starts, press the "Eter" key to start installing the Win7 system. In a word, it is not difficult to make a Win7 system boot USB disk and start a boot. You just need to prepare the relevant files and software and follow the above steps to complete it. However, it is best to back up important files and pay attention to the security of data before installing the Win7 system.

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