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List of contents of this article:

• 1,HS code indexing for procurement catalogs How to reinstall the win10 system
• 2, How to install win10 steps in the computer system
• 3, Win10 Home Can the court version be changed to a professional version
• 4. Win10 system installation process

How to reinstall the win10 system

1. If the system has been damaged and cannot be accessed, you can still reinstall it by entering Win RE (Windows Recovery Environment) and selecting "Cloud Download".

2. The following are the steps: download the Windows10 mirror image, download it from the official website (change the browser useragent to non-Windows) or go to this famous website to download: msdn.Itellyou.cn. Unzip the downloaded Windows 10 to the root directory of the USB flash drive.

3. If the system is abnormal or the file used for reset is damaged, the above ordinary "reset" will not be completed. At this time, through the new [Cloud Download] function ("Download and Reinstall Windows" and select [Yes]), you can automatically download and reinstall Win 10 online. Before reinstalling, you need to confirm again that the settings are correct.

4. If it is a pre-installed win10 system, it will be more troublesome. You must change the boot of uefi+gpt to the mbr boot mode. You can refer to this tutorial: http:// The principle is the same. Reinstall the system after modification.

5. Click the "Start" button in the lower left corner.2 Click "Settings" - "Update and Security" - "Restore" - "Reset this computer" - "Start" in order.

How to install win10 steps in computer system

Reinstall win10 on Lenovo notebook System 1 connects the u-deep u disk to the boot diskTo the computer, restart and wait for the boot screen to appear. Press the startup shortcut key F2 to enter the startup item selection window, select the 02U deep WIN8PE standard version of the new machine, and press the Enter key to perform the operation 2 to install the machine in the pop-up u depth pe.

The steps are as follows: restart the computer, press the F2 key according to the prompts of the system screen when starting up (different computer BIOS versions may be different, you need to look at the prompt key of the power-on), press the arrow key to enter the BOOT menu, and set the first boot device to USB Storage De Vice.

First of all, we need to log in to the "Microsoft China Download Center" and download a tool called "MediaCreationTool" from it, which can be used to make a Win10 installation USB disk.Quickly enter the "Windows Download Center" directly through the following address, and select the corresponding tool to download according to the number of bits of your operating system.

The new "cloud reinstallation" function since the Win 10 2004 version no longer requires a USB flash drive to reinstall the system, but directly downloads and reinstalls Win 10 in the cloud. Enter [Start] [Settings] [Update and Security] [Restore] in turn, and click [Start] under "Reset This Computer".

Can Win10 Home Edition be changed to Professional Edition

First, the first step is to search and open the [Control Panel] window, and then click the [System and Security] option as shown in the figure below. The second stepAfter entering the [System] page, according to the figure below, you will find that the Windows version is the home version, and click the [Next] option.

First, turn on the computer, find the [This Computer] icon on the desktop, right-click, and select the [Properties] option in the open menu.

Step 5 After opening the [Enter Product Key] window, enter the Win10 Professional product key in the box according to the arrow below, and then click the [Next] option. Step 6 is being prepared for upgrading as shown in the figure below.

However, Microsoft does not think this is obvious enough. In the first major update of Win10, Microsoft improved the system upgrade mechanism. You can change the product key in the Modern settings application and directly enter the professional key to complete the upgrade.

Next, in the update security settings, click the "Activate" option on the left. If the current system is a home version, you can click to select upgrade, or click "Change Product Secret Key", as shown in the figure below. Finally, we can enter the product secret key of the professional version to complete the upgrade from Win10 home version to professional version.

The specific operation steps of win10 Home Edition Upgrade Professional Edition are as follows: First, find the control panel function in the start menu and click to open, as shown in the figure. After entering the control panel, find "System and Security" and click to enter the option, as shown in the figure.

The whole process of Win10 system installation

First of all, in order to start from the USB flash drive,Restart the computer, press the F2 key according to the prompts of the system screen when starting up, and then press the arrow keys to enter the BOOT menu and set the first boot device to USB Storage Device.

Download Windows 10 image, download it from the official website (change the browser useragent to non-Windows) or go to the famous website to download: msdn.itellyou.cn. Unzip the downloaded Windows 10 to the root directory of the USB flash drive.

Insert the USB flash drive into the computer, open the Xiaobai one-click reinstall system software, close the anti-virus tool before use, wait for the Xiaobai detection environment to complete, click the production system, and click to start production. Choose the system we want. Here you can choose the win10 system and click to start production.