How does Win10 check for updates?

Since the Windows 10 system has just been released, there are still many compatibility issues with Win10, especially the current preview version. To solve this problem, it is mainly solved by Microsoft Windows Update. So how to check the update of Win10? The following small series teaches you how to manually check whether Win10 has available updates, and complete the update installation, the following are specific steps.
First, right click on the [this computer] of the Win10 desktop, and then select [Properties], as shown below.

Second, the next step will enter the Win10 system control panel, at this point we click on the [Windows Update] in the lower left corner, as shown below.

Third, you can enter the Windos Update Center. If you have already enabled the Windows Auto Update function, you will be prompted if there is an update. If we need to detect if there are new updates available, you can click on the left side. [Check for updates], as shown below.

Fourth, if there are updates available, you can detect that there are Win10 available updates, we click on the update project, enter the update, as shown below.

At the end, check the available update items, and then click [Install] at the bottom to complete the Win10 update, as shown below.

Through the above steps, we can successfully complete the Win10 update, which can help our computer system, in time, to the latest security version.