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List of contents of this article:

• 1,How big is the system USB disk suitable
• 2、< A href='#What is OKX Wallet Sign upthe system USB disk' title='What is the system USB disk'>What is the system USB disk
• 3, USB disk How to make win10 system installation disk
• 4, How to enter the USB disk system?

What is the appropriate size of the system USB disk

The appropriate capacity of the system USB disk depends on the specific situation: if only one USB disk PE disk is made, about 550M, one G space is enough. IF YOU WANT TO PUT THE OPERATING SYSTEM, WIN7 IS ABOUT 5G, THEN 1G IS ENOUGH, 4G IS ENOUGH.

Win10's ISO is about 4G, because the available space of the 4G USB flash drive is only about 37G, so if you want to use an 8G USB flash drive, of course, it's no problem if it's bigger.

If it is a WIN7 system file, it will require more space, and a 4G USB flash drive is more suitable.

G or 64G is fine, no matter how big it is, it is not cost-effective. At present, there are a large number of 8G, 16G, 32G, 64G and 128G USB flash drives, which are enough to use.The larger one is to use the mobile hard disk directly.

Generally speaking, the actual available capacity of a 128GB USB flash drive should be about 125GB. But the specific capacity needs to be determined according to the actual situation. If you need more accurate capacity information, you can use the disk management tool in the operating system to view the capacity information of the USB disk after inserting the USB flash drive into the computer.

What is the system USB disk

1. USB disk is the abbreviation of USB (universal serial bus) disk, which is also called "USB disk" according to the consonant. USB flash drive is a kind of flash memory, so it is sometimes called flash drive. The biggest difference between a USB flash drive and a hard disk is that it does not require a physical drive, plug and play, and its storage capacity is far greater than that of a floppy disk, which is very easy to carry.

2. The system USB disk usually refers to the bootable USB disk that installs the operating system on the USB disk. Its main functions include the following aspects: portable system. Using the system USB flash drive, you can carry the operating system with you without relying on a fixed computer or mobile device. Emergency start.

3. Functional difference: The system USB flash drive is a USB flash drive specially used to install and start the operating system.It contains the installer and boot files of the operating system, which can load the operating system from the USB flash drive when the computer starts. Ordinary USB flash drives are mainly used to store and transfer files, and do not have these special functions.

4. Different versions and different uses are displayed according to the query of electronic enthusiasts. System USB disk UD version, write to the hidden partition, ordinary USB disk is in ISO mode, and you can see the file when you open the USB disk.

5. The purpose and function of the system USB disk: The system USB disk is usually pre-installed with operating systems, such as Windows system, Linux system, etc., which are mainly used for system maintenance and installation. When the computer cannot start normally, the system USB flash drive can be used to start the computer and perform system installation, repair, backup and other operations.

u disk How to make a win10 system installation disk

1. If you want to replace the current system, format the current system disk first, select this partition, and then "Next"; if you want to install a dual system, select (except the current System partitions and partitions other than the "System Retention" partitions), and then click "Next".

2、. Download the mirror image. First,OKX Wallet Sign up declare and license terms. Click [Accept] whether it is installed on this machine or another machine. Select [Create Installation Media for another computer] to select the language, version, etc. You can directly select [USB disk], and you can directly download and install it to the USB disk.

3. Use ISO files to make a USB disk system disk. You can use toOne of the following two methods: ● Use the built-in tools of Windows 10: open the Windows 10 installer, select "Create Installation Media", and then select "USB Disk". Follow the prompts to write the ISO file to the USB flash drive.

4. First, download and install the one-click reinstall system tool on a usable computer and open it. Insert a blank USB flash drive of more than 8g, select the USB disk reinstall system mode, and click to start production. Select the win10 system that needs to be installed, and click to start making a USB boot disk.

5. Preparation for the installation of Win10 on the cabbage USB flash drive: First of all, you need to download the Windows 10 operating system, which is divided into 32 versions located in 64-bit, and the computer memory is larger than 4GB. It is recommended to download the 64-bit Win10 system.Prepare a USB flash drive with a capacity of at least 8GB and insert the USB flash drive into the computer.

6. Steps to make a win10 USB disk boot disk: download the old Maotao v2 installation version of the USB disk boot disk making tool and install it on the computer; prepare a USB disk with a capacity of more than 4G and can be used normally.

How to enter the USB disk system?

Insert the USB flash drive into the computer, restart and press Del or F2 or F1 or F10 or esc and other keys to enter the BIOS interface. Under the boot item selection menu interface, select the usb item and press the Enter key to enter the USB disk reinstallation page. Reinstalling the system can solve some problems caused by viruses and various system problems for unknown reasons.

acer enters the USB disk to reinstall the system. The steps are as follows: insert the made USB disk boot disk into the USB interface of the computer and restart the computer. When starting up, click the [F2] key quickly and continuously until you enter the BIOS interface.

F12 key For most Lenovo laptops, the commonly used USB flash drive startup shortcut key is F12. When the computer starts or restarts, press the F12 key, and then select Boot from the USB flash drive.

Turn on the laptop, and quickly press the F1 key to enter the main menu of bios settings when the Lenovo logo appears on the screen. Click the "Security" column, click "Secure Boot" and press the Enter key to confirm.