As a reminder, Windows 8.1 has reached end of support on January 10, 2023. At this point technical assistance and software updates will no longer be provided. If you have devices running Windows 8.1, we recommend upgrading them to a more current, in-service, and supported Windows release.

注意 此更新需要恢复分区中有 250 MB 的可用空间才能成功安装。 若要确保设备已提供此更新，请按照说明手动调整分区大小 或 使用 示例脚本 增加 WinRE 恢复分区的大小。. 分区有足够的磁盘空间后，单击 开始 > 设置 > Windows 更新 > 检查是否有更新 向你提供，然后安装它。

What's new. 1 May 2023: Updated invalid characters and invalid file and folder names. 12 April 2021: Added 50,000 item sharing limits note.. 3 March 2021: Maximum file upload size updated to 250 GB.. 16 September 2020: Updated info about OneNote notebooks to clarify that the 2GB file size limit applies to SharePoint as well as OneDrive. 31 August 2020: Updated the invalid or blocked file types ...

Version 24.015.0121.0001 (February 1, 2024) We've resolved product issues to improve the reliability and performance of the OneDrive sync app. Version 24.010.0114.0001 (January 24, 2024)

如果 Service Pack 1 在 Windows 版本下列出，则 SP1 已安装在电脑上。 开始之前 检查你的电脑是 32 位还是 64 位. 你需要知道你的电脑是运行 32 位 (x86) 还是 64 位 (x64) 版本的 Windows 7 。 选择“开始”按钮、右键单击“计算机”，然后选择“属性”。

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

After restarting you can continue browsing knowing that you’ve applied the latest available update. If you want to confirm the update, select the Browser essentials icon.The Browser essentials pane will display Update complete under Recommended action.. What if I’ve unpinned Browser essentials from my toolbar?

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.