Import and export Outlook email, contacts, and calendar
Find the information you need to import to or exporting from Outlook, whether you're using Office 365, Outlook 2016, or a Mac.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook 2013, Outlook.com
How do I upgrade Office? - Microsoft Support
See your options to upgrade your version of office with or without a subscription.
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, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Excel 2016 for Mac, Word 2016 for Mac, Outlook 2016 for Mac, PowerPoint 2016 for Mac, OneNote 2016 for Mac, Office 2016 for Mac, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Access 2013, OneNote 2013, Visio Professional 2013, Visio 2013, Office 2013, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Project Online, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。
Troubleshoot screen flickering in Windows - Microsoft Support
Find out how to stop your screen from flickering after the upgrade to Windows 10.
Deinstallieren oder Entfernen von Apps und Programmen in Windows ...
Deinstallieren oder entfernen Sie Apps und Programme in der Einstellungs-App.
Create professional slide layouts with Designer - Microsoft Support
Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, PowerPoint for iPad, PowerPoint for Android tablets, PowerPoint Mobile
Add and request read receipts and delivery notifications in Outlook
How to add and request read receipts and delivery notifications in Outlook.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Manage background activity for apps in Windows
Learn how to manage background activity for apps to help save battery power in Windows.
Logga in eller ut på Outlook.com - Microsoft Support
Prova de här lösningarna om du inte kan logga in på ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto, eller om du inte vet hur du loggar in eller loggar ut.
Applies To:
Outlook.com
KB4023057: Update Health Tools—Windows Update Service components
Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.