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Register your personal device on your work or school network
Next steps. After you register your personal device to your organization's network, you should be able to access most of your resources. If your organization wants you to join your work device, see Join your work device to your organization's network.
Reset or recover your lost Microsoft account password
If you’ve forgotten your Microsoft account password, learn how to do a password reset online or by using your Xbox console.
How to download and install the latest printer drivers
Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.
下载适用于 Surface 的驱动程序和固件 - Microsoft 支持
更新可让 Surface 发挥其最佳性能。 除了Windows 10或 Windows 11 的软件更新外,还必须进行硬件更新,也称为驱动程序和固件更新。 可以使用 Surface 应用快速检查 Surface 驱动程序和固件的运行状况。
Find your Windows product key - Microsoft Support
Learn how to find your Windows product key for activation or when to use a digital license instead.
适用于: Microsoft 帐户仪表板
Open the Start menu - Microsoft Support
To open the Start menu—which contains all your apps, settings, and files—do either of the following: On the left end of the taskbar, select the Start icon.
Scaricare e installare o reinstallare Office 2019, Office 2016 o Office ...
Informazioni su come installare Office 2013 in un PC o Office per Mac 2011.
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Turn off Defender antivirus protection in Windows Security
Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.
Erstellen eines Installationsmediums für Windows - Microsoft-Support
Erfahren Sie, wie Sie ein Installationsmedium für die Installation oder Neuinstallation von Windows 7, Windows 8.1 oder Windows 10 erstellen.
修复 Windows 中的声音或音频问题 - Microsoft 支持
了解如何修复 Windows 中的声音或音频问题。 如果你有多个要插入的 5 毫米插孔(尤其是在环绕音响系统上),请确保所有电线和线缆都插入到了正确的插孔中。