Windows 10 and Windows Server 2019 update history
Windows 10, version 21H2 update history; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651) June 11, 2024—KB5039211 (OS Builds 19044.4529 and 19045.4529)
激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
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, Office.com, Project for Office 365
Use Game Mode while gaming on your Windows device
Prevents Windows Update from performing driver installations and sending restart notifications; Helps achieve a more stable frame rate depending on the specific game and system
Fix problems uploading files on the OneDrive website
The full path (including the file name) is too long. The path must contain fewer than 442 characters. Shorten the name of your file or the name of subfolders in OneDrive, or select a subfolder that's closer to the top-level folder, and then try to upload the file again.
Applies To:
Office for business, OneDrive (home or personal)
Microsoft Bingo 停用 | Xbox Support
Microsoft 休闲游戏团队近期宣布，他们会在 2021 年 4 月终止所有设备上的 Microsoft Bingo 服务。在此日期之后，您将无法再玩游戏或访问任何游戏内项目，例如票证或硬币。
Surface Pro 7 specs and features - Microsoft Support
Surface Pro 7 features Work your way. Transform Surface Pro 7 from a tablet to a laptop with the Kickstand and Surface Signature Type Cover. Use the USB-C and USB-A ports to connect to displays, docking stations, and your accessories.
Global Customer Service phone numbers - Microsoft Support
Country/Region. Country/Region code. Phone number. Language. Australia. N/A. 13 20 58. English. New Zealand. N/A +64. 0800 800 004 9 368 5680. English
Troubleshooting Microsoft Family Safety - Microsoft Support
Set their account as a standard user: Your child might be set as an Administrator on the device. As an administrator they can change or break the Family Safety settings. Select > Settings > Accounts > Family & other users > Choose your child's account > Change account type > In the dialog choose Standard user and select ok to save the change.
为 Xbox 主机上的游戏或应用安装排除故障问题 | Xbox Support
查看您的 Xbox 主机上的通知，确保您的硬盘上有足够的空间来安装内容。方法如下: 按 Xbox 按钮 打开导航页，然后选择“通知”图标。; 查看是否有关于硬盘空间不足或已用尽的任何通知。
Windows 10 system requirements - Microsoft Support
Here's what it takes to upgrade to Windows 10 on your PC or tablet: Latest OS: Make sure you're running the latest version—either Windows 7 SP1 or Windows 8.1 Update. Find out which version you're running.