If your computer is running Windows version 1803, you do not have to update your system. Click About to check the system's current Windows version.Click the Windows icon and then the Settings icon, then select System.Checking which version of Windows you are using However, to prevent anything unexpectedly happens, back up important files to an external device. System update normally will not cause the loss of your file.(Note: This method is not applicable to HUAWEI MateBook E 2019.) If you do not receive a system update notification but want to update your computer to the latest version, you can visit the Microsoft official website and follow the onscreen instructions to download and install the latest version.