Fix Ethernet connection problems in Windows - Microsoft Support
On your home router. Try these things first to help you fix or narrow down the connection problem. Check the Ethernet cable and connection.Make sure the Ethernet cable is securely plugged into the Ethernet port on both your router and Windows 11 PC.
Use the System File Checker tool to repair missing or corrupted system ...
Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
Learn how to use VLOOKUP, INDEX, or MATCH to search for data in Excel. Get a quick refresher and more tips from Microsoft Support.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Pair a Bluetooth device in Windows - Microsoft Support
Learn how to connect a Bluetooth device in Windows and adjust Bluetooth pairing settings.
Скачивание и установка или повторная установка Office 2019, Office 2016 ...
Первоначальная установка Microsoft 365. Некоторые продукты Office 2019, Office 2016 и Office 2013 поставляются с ключом продукта.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
安装 Windows 11 的方法 - Microsoft 支持
开始之前. 确保要安装 Windows 11 的设备满足最低系统要求。 如果设备当前正在运行 Windows 10,建议使用电脑健康状况检查应用验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。
Turn off, disable, or uninstall OneDrive - Microsoft Support
Learn how to turn off or uninstall OneDrive. OneDrive is built in to some versions of Windows and can't be uninstalled.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Install mobile apps and the Amazon Appstore on Windows
Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.
Enable TPM 2.0 on your PC - Microsoft Support
Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.