Creating trusted documents. When you open a new file that has active content (data connections, macros, and so on) the Message Bar appears because active content may contain viruses and other security hazards that could harm your computer or your organization’s network.. However, if you trust the source of the file, or know that the active content is secure (for example, the macro is signed ...

Optimizations for windowed games improves gaming on your PC by using a new presentation model for DirectX 10 and DirectX 11 games that appear in a window or in a borderless window.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.

Make sure you have the latest updates on your Windows device. Press the Start button , then choose Settings.Go to Update & security (Windows Update on Windows 11), then select Check for updates.; Check your Game Bar settings. Press the Start button , then choose Settings.Go to Gaming > Game bar, then turn on Record game clips, screenshots, and broadcast using Game bar.

Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.

Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Microsoft Edge. 下面介绍如何在新版 Microsoft Edge 中更改主页：. 打开 Microsoft Edge，依次选择“设置及更多” >“设置” 。

Windows 11 版本 23H2; 2024 年 7 月 9 日 - KB5040442（OS 内部版本 22621.3880 和 22631.3880） 2024 年 6 月 25 日 - KB5039302（OS 内部版本 22621.3810 和 22631.3810）预览

One of the most common ways of transmitting computer viruses is through file attachments. To help protect you and your recipients against computer viruses, Outlook blocks the sending and receiving of certain types of files (such as .exe and certain database files) as attachments.