How to convert Windows7 Chinese version into English version or other national language version

Recently, due to work needs, I need to do some tests in Windows
7 English version, but my computer
The installation is Windows
7 Chinese version, then is there a way to not reinstall the system, but directly convert the Chinese version of windows7 into the English version? The simple method is given below.

1. First open the control panel, click “Windows Update"

2. Click the “Check Updates button in the Windows Update window that opens, and the system will find it after a while. Two updates, one is an important update, the other is an optional update, the relevant screenshots are as follows:

3. Click to open “ important update & rdquo;, all ticked inside After they are removed, return to the Windows Update window, click "Optional Update", and then find "Windows 7 Language Packs" in the window that appears, check the national language you want to convert, OK, the relevant screenshots are as follows Show:

4. At this point, the system will automatically download and install the language pack you want to install. You only need to wait patiently.

5. When prompted for Windows update, the next step is to set the system language. Open the Control Panel and click on "Regional&Language", in the Opened Regions and Languages ​​window, switch to the "Keyboards & Languages" tab, and select the language you want to switch in “Select Display Language” The system will prompt to log out, it will be OK after completion, the relevant screenshots are as follows: