Microsoft Store & billing help
Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.
撤回或替换已发送的电子邮件 - Microsoft 支持
培训：观看并了解如果所有收件人均使用 Microsoft Exchange，如何使用 Outlook 撤回和/或替换 Outlook 中的电子邮件。
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016
通过共同创作功能同时协作处理 Excel 工作簿 - Microsoft 支持
与其他人共享 Excel 工作簿 文章; 通过共同创作功能同时协作处理 Excel 工作簿 文章; 在 Excel 中共同创作的最佳做法
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones, Excel for Windows Phone 10, Excel Mobile
下载适用于 Surface 的驱动程序和固件 - Microsoft 支持
更新 Surface 设备和 Windows。 下载最新的驱动程序和固件更新，以使 Surface 设备保持最佳性能。
在 Microsoft Edge 中打开 Adobe Flash - Microsoft 支持
了解如何在 Microsoft Edge 中启用 Adobe Flash。
Add a poll to your Teams channel or chat - Microsoft Support
With the Microsoft Forms Quick Poll app for Microsoft Teams, you can create a poll in seconds right within your Teams channel.
Applies To:
Microsoft Forms, Microsoft Teams
Windows 10 更新小幫手 - Microsoft 支援服務
此疑難排解員可協助尚未將電腦更新至 Windows 10 1607 最新版本的客戶。 此更新一開始只會針對少數目標客戶而發行。 這個組合會隨著時間擴展。 Windows 使用者可以透過本文啟動小幫手。
Link your social network accounts to Xbox | Xbox Support
Stay connected to your friends across social networks while gaming on Windows 10/11.
在 Microsoft 或 Surface 设备上查找序列号 - Microsoft 支持
可通过多种方式查找 Microsoft、Surface 设备或配件的序列号。 要了解操作方法，请选择下面的选项卡之一。
OneDrive release notes - Microsoft Support
Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet