Activate Windows - Microsoft Support
To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:
Shut down, sleep, or hibernate your PC - Microsoft Support
Turn your PC off completely. To shut down, select Start and then select Power > Shut down .. Sleep. Sleep uses very little power, your PC starts up faster, and you’re instantly back to where you left off.
Tips to improve PC performance in Windows - Microsoft Support
One of the best ways to get the most out of your PC is to make sure you have the latest version of Windows 11 installed. When you check for updates, your PC will also search for the latest device drivers, which can also help improve your PC’s performance.
安装 Windows 11 的方法 - Microsoft 支持
警告: Microsoft 不建议在不符合 Windows 11 最低系统要求的设备上安装 Windows 11。 如果选择在不符合这些要求的设备上安装 Windows 11,并且认识到并了解风险,则可以创建以下注册表项值并绕过对 TPM 2.0(至少需要 TPM 1.2)和 CPU 系列和模型的检查。. 注册表项: HKEY_LOCAL_MACHINE\SYSTEM\Setup\MoSetup
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
Here's an example of how to use VLOOKUP. =VLOOKUP(B2,C2:E7,3,TRUE) In this example, B2 is the first argument—an element of data that the function needs to work.For VLOOKUP, this first argument is the value that you want to find.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2024, Excel 2021, Excel 2019, Excel 2016
Manage your subscription - Microsoft Support
Learn how to manage your Microsoft subscription, including billing, renewal, and cancellation options.
Applies To: Outlook.com
Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your iOS device. Scan the QR code. or download and install Authenticator from the Apple app store. Get the app
Treiber manuell in Windows aktualisieren - Microsoft-Support
Erfahren Sie, wie Sie Treiber in Windows aktualisieren, indem Sie den Geräte-Manager verwenden, um einen Treiber zu aktualisieren oder neu zu installieren.
Aanmelden bij Hotmail - Microsoft Ondersteuning
Notities: Je Hotmail- of Outlook.com-wachtwoord is hetzelfde als het wachtwoord van je Microsoft-account. Als je je kunt aanmelden, maar problemen ondervindt met Outlook.com, controleer je de servicestatus.Als de status niet groen is, wacht je totdat de service weer normaal werkt en probeer je het opnieuw.
Applies To: Outlook.com
Ways to install Windows 11 - Microsoft Support
Note: To upgrade to Windows 11, devices should meet the Windows 11 minimum system requirements.Some Windows 10 features aren't available in Windows 11. System requirements to experience some Windows 11 features and apps will exceed the Windows 11 minimum system requirements.Find Windows 11 specs, features, and computer requirements