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List of the contents of this article:

• 1, How to boot and install the computer system?
• 2, How to boot the win7 system
• 3、How to set the system configuration boot option
• 4,Asia trade corridors HS code mapping How to set up the computer USB disk to boot the startup system installation

How to boot and install the computer system?

1. Find First Boot Device, use PgUp or PgDn to turn the page to change HDD-O to CDROM (optical drive startup), press ESC, press F10, press Y, enter, save and exit.

2. First of all, we need to restart the computer, and then press the F12 key to enter the BIOS interface when starting up. Then find the boot order of USBHDD/ID-ROM in BIOS and set it to the first boot item: in BIn the IOS setting interface, press the F10 key to call up the menu option, select Yes and press Enter to save the exit setting.

3. First of all, we need to make a usb boot disk, and then set the computer to install it from the usb boot boot. Next, I will introduce the method of installing the win7 system on the usb boot disk.

4. When installing the operating system, the boot item is to select the boot device, that is, the boot CD, hard disk, USB flash drive, etc. Secondly, we need to set the correct boot items in the BIOS. In the BIOS settings, we need to set the startup device to the optical drive, then save and exit.

5. The following is how to prepare the boot method to install multiple operating systems on the same computer. Step 1: Create multiple partitions. First, we need to create a separate partition for each operating system.We can use Windows' built-in disk management tools or third-party tools to create partitions.

How to boot the win7 system

1. Editor Xiaomian will share with you the setting of USB disk boot wi The two common methods of the ndows7 system.

2. If the hard disk does not do the main disk and the scrip jumper settings.Turn on both hard disks in the motherboard settings. The computer in the instance is a Dell desktop computer. If it is not turned on, the second hard disk will not be recognized. Put the commonly used system in sata-0, assuming that it is a Win7 system.

3. The steps to re-establish the EFI boot partition are as follows: 1. First, enter the PE system through the USB boot disk. 2. After entering the PE system, click "DG Partition Tool" on the desktop, and you can see the hard disk to be partitioned on the left. If you click it, the space status of the hard disk will be displayed above.

4. Dual-system computer, there is no dual-system boot item 01 Take a computer that has installed two different systems of win7 and xp into two different partitions as an example. Open the ntbootautofix software, and you will see the following picture after the program is loaded.

5. If the installation method selected is update installation when installing Windows 10, there will be no more startup options for Windows 7 after the installation is completed. Just like the current situation of your machine.

How to set the system configuration boot option

Select the lower left corner in win10 and right-click the system. Click to enter the system information. Click Advanced System Settings. Click the settings to start recovery on win10. Click the default operating system, and it is recommended to choose win10 in the dual system. Then set 30 seconds to 10 seconds, which is convenient for quick start-up.

First of all, click the [Start] icon in the lower left corner, and then find and click the [Windows System] option according to the arrow in the figure below.The second step is in the expanded drop-down list, click [Run] according to the arrow in the figure below.

Click the command prompt/windows powershall (administrator). Input: bcdedit /set { default} BootMenuPolicy Legacy Enter, prompt the operation is successful. Click Start → Power, and then click Restart. After restarting, you should be able to see the previous boot method.

Set up in the "Boot" item of "System Configuration". In the Win10 system, press the Win + R shortcut key to call up the "Run" dialog box, enter "msconfig", confirm, open the "System Configuration" window, and switch to the "Boot" tab.

How to set up the computer USB flash drive to boot the startup system installation

Insert the USB flash drive into the computer, restart and keep pressing Del or F2 or F1 or F10 or esc to enter the BIOS interface, in the startup item Under the 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.

Set the USB flash drive as the first startup option. Find the USB flash drive in the startup sequence menu and set it as the first startup option. Usually, you can use the arrow keys or PageUp/PageDown keys to move the order of the startup device. Save and Exit After completing the setting, press the F10 key to save and exit the BIOS settings.

If you have made a backup when the installation of the system is completed in the past, you can use the backup to restore the system. If you don't have a backup, it is recommended to reinstall the system. It is very convenient to install the system with a USB flash drive, which is basically similar to the steps of restoring the system.

Press Return in the 1st boot device, select your USB flash drive, and then press Return. After the setting is completed, press the F10 key to save, and then press the ESC key to exit. Restart the computer to enter the USB disk boot interface. USB disk is the abbreviation of USB 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.

Make a USB disk boot disk. Use the cabbage USB disk boot disk making tool to make a USB disk boot disk, and download the genuine system image or pure version image. Download the image file suffixed with ISO and copy it to the root directory of the USB disk.Press F2 to enter the BIOS settings when the BIOS settings are turned on.