Choose from a variety of Surface devices and accessories to get help.

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.

Add participants to an existing group chat. You may only add external access participants to existing or ongoing chats that already include at least one external access participant.

使用新的 Bing 內建功能體驗 AI 支援的瀏覽. 在 Microsoft Edge 中取得完整的解答、摘要資訊，共同尋找靈感。 按一下下方的 [立即試用]，即可開始使用 AI 支援的 Copilot 網頁版。

g. h. Microsoft Teams （免费版）的管理员 。 Microsoft Teams （免费版）按照本协议所定义的“有限供应”方式向您提供。如果您代表一个组织，或您代表合作团体或商业伙伴团体率先注册 Microsoft Teams ，则您即是签署本协议的客户且您声明您有权签署本协议。

Note for iPhone: If you are having trouble with your iPhone import, make sure your device is unlocked and you’ve accepted the permissions. Note for Android and other devices: If you’re using an Android phone or other device and import isn’t working, you might need to change your phone’s USB settings from Charging over USB to Transfer Files or Transfer Photos.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Dynamic lock is a security feature that automatically locks your device when you are not around. It uses Bluetooth to pair with a phone, and locks the device when the Bluetooth signal drops below a certain level, indicating that you are no longer near your device.

The new Microsoft Edge will delete your browsing history, cookies, and site data, as well as passwords, addresses, and form data when you close all InPrivate windows. You can open an InPrivate window in different ways: Select and hold (right-click) the Microsoft Edge logo in the taskbar and select New InPrivate window.

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.