Using product keys with Microsoft 365 | Microsoft Support
Answers to questions on finding, getting, and applying product keys.
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, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, 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, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Microsoft 365 for home, InfoPath 2013
Microsoft account security info & verification codes
Learn how to manage your Microsoft account security info and troubleshoot verification code issues.
Applies To:
Microsoft account dashboard
Account & profile | XBOX Support
Find everything you need to manage your Microsoft account, XBOX profile, and more.
XBOX Support
XBOX Support offers help for XBOX, Game Pass, and billing questions. Get advice and customer service in the XBOX Support community.
Error 0x87E107DF occurs when you try to launch a game on XBOX One
Learn what to do when you see error 0x87E107DF so you can launch a game on your XBOX One console.
All about XBOX Game Pass Conversions | XBOX Support
How prepaid subscription time converts when upgrading to Game Pass Ultimate or Game Pass Premium When you upgrade to a Game Pass plan that includes benefits of a subscription you already have, we'll convert remaining prepaid time and apply it toward your new plan at the current conversion ratio. See below for Game Pass Ultimate and Game Pass Premium upgrade details.
解决在 Xbox 上玩光盘游戏时遇到的问题 | Xbox Support
如果尝试在 Xbox 主机上玩光盘游戏时遇到问题，请按照此页面上的步骤，帮助自己排除故障。开始之前，请确保你已完成“解决 Xbox 上的游戏问题”中的第 1-7 步。 排除 Xbox 上的游戏故障
協力廠商服務的雲端遊戲 | Xbox Support
Xbox 已與 NVIDIA GeForce NOW 和 Boosteroid 合作，將第一方遊戲提供給更多玩家。 如果您在 Steam 上擁有受支援的 Xbox 遊戲，並擁有其中一個串流服務的帳戶，您隨時隨地都可以在雲端中玩您的遊戲。 只要確保您將 Steam 帳戶連結至 NVIDIA GeForce NOW 或 Boosteroid 即可。
Request a refund for digital games | XBOX Support
Find out how to submit a request for a refund for a purchase of digital XBOX content.
Error 0x87e5002c occurs when launching a game | Xbox Support
If you see error 0x87e5002c, check that the game is fully installed or wait for the installation to complete. Find more solutions here.