Upgrade to Windows 10 Pro - Microsoft Support
Windows 10 Pro offers more advanced security and business networking features, including: BitLocker Drive Encryption
Date and time functions (reference) - Microsoft Support
Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Use the Microsoft Wireless Display Adapter - Microsoft Support
Plug the USB end of the adapter into a USB charging port on your second display. If your display doesn't have a USB charging port, plug the USB end into any standard USB Type-A charger with 5W (5V/1A).
Delete a page in Word - Microsoft Support
To delete a page that contains text, graphics, or empty paragraphs, select the content to delete, and press Delete.You can also do this:
适用于:
Microsoft 365 专属 Word, Microsoft 365 Mac 版专属 Word, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Update to the new Microsoft Edge - Microsoft Support
At the top corner of the browser, select Settings and more > Settings . Under Settings , do any of the following: To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts.
Unblock my Outlook.com account - Microsoft Support
To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.
适用于:
Outlook.com
Activer Windows - Support Microsoft
Si vous installez Windows sur un nouvel appareil ou une carte mère pour la première fois et que vous n’avez pas de clé de produit, sélectionnez Je n’ai pas de clé de produit pendant les écrans d’installation. À l’invite, entrez le compte Microsoft à utiliser pour acheter une licence numérique pour cet appareil.
How to check if your email address is a Microsoft account
A guide to help you identify and access your Microsoft account. How to check if your email is a Microsoft account? Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address.
适用于:
Microsoft 帐户仪表板
Mettez à jour Windows - Support Microsoft
Découvrez comment obtenir les dernières mises Windows jour pour assurer le bon fonctionnement et la sécurité de votre appareil.
Fix Wi-Fi connection issues in Windows - Microsoft Support
Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet