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Microsoft 支持
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。
Internet Explorer 下载 - Microsoft 支持
Microsoft Edge 是 Microsoft 推荐的浏览器. Windows 8.1不再支持 Internet Explorer 11。 相反,我们建议切换到 Microsoft Edge。 Microsoft Edge 是为了给你带来最好的上网体验而建立的,让你在浏览网页时有更多自主性,并获得更多隐私保护。
دعم Microsoft
يتوفر دعم Microsoft لمساعدتك في منتجات Microsoft. يمكنك إيجاد المقالات الإرشادية ومقاطع الفيديو والتدريب على Microsoft Copilot وMicrosoft 365 وWindows وSurface وغير ذلك.
Manage add-ons in Internet Explorer 11 - Microsoft Support
Installing and using add-ons. If you're missing an add-on that you need to view a page, Internet Explorer will let you know, and will prompt you to install the add-on.
Clear the Delivery Optimization cache - Microsoft Support
Manually clear the Delivery Optimization cache in Windows 10. Delivery Optimization in Windows 10 clears its cache automatically. Files are removed from the cache after a short time period or when their contents take up too much disk space.
How to reset the Hosts file back to the default - Microsoft Support
To reset the Hosts file back to the default, follow these steps: 1. Open Notepad. To do this, search for “Notepad” using Cortana, and then tap or click the Notepad icon.. 2. Copy the following text, and then paste the text into the file:
Office Help & Training
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