Upgrade to Windows 10 Pro - Microsoft Support
Learn how to upgrade Windows 10 Home to Windows 10 Pro to access more advanced security and networking features.
Change the email address or phone number for your Microsoft account
Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.
Applies To:
Microsoft account dashboard
Phone Link requirements and setup - Microsoft Support
The Phone Link experience starts on your Windows PC and the Phone Link . From your PC, you can connect to select Android, Samsung, HONOR, OPPO, and ASUS devices with the Link to Windows app that's either preinstalled on your device or that you can download from the Google Play or Samsung Galaxy Store.
Fix problems with the Start menu - Microsoft Support
Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.
Photo viewer for Windows 10 - Microsoft Support
To check, press and hold (or right-click) a photo in File Explorer, and select Open with. If Windows Photo Viewer isn't in the list, you cannot install it on Windows 10. The Photos app in Windows 10 does the same things Photo Viewer did, and more.. Press Ctrl + the mouse wheel to zoom in or out.
Microsoft Edge 中的 Internet Explorer 模式 - Microsoft 支持
有些网站专为与 Internet Explorer 一起使用，它们具有 Microsoft Edge 等新式浏览器不支持的功能。 如果你需要查看其中的某个网站，可使用 Microsoft Edge 中的 Internet Explorer 模式。
Configure Windows Hello - Microsoft Support
Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin, Project for Office 365
Disk cleanup in Windows - Microsoft Support
Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.
Treiber manuell in Windows aktualisieren - Microsoft-Support
Wählen Sie eine Kategorie, um Gerätenamen anzuzeigen, und klicken Sie dann mit der rechten Maustaste auf das Gerät, das Sie aktualisieren möchten (oder drücken und halten sie es). Wählen Sie Automatisch nach aktueller Treibersoftware suchen aus. Wählen Sie Treiber aktualisieren.