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.

Служба поддержки Майкрософт поможет вам использовать продукты Майкрософт. Ознакомьтесь со справочными статьями, видео и учебными курсами по Microsoft Copilot, Microsoft 365, Windows, Surface и другим решениям.

After you export your contacts, use Excel to open the CSV file and check that there's data. When you close the file, Excel will prompt you a few times with "are you sure you want to save it in CSV format?"

Change Internet Explorer settings. There are many changes you can make to customize your browsing experience in Internet Explorer. To view all settings and options, open Internet Explorer on the desktop, select Tools > Internet options.. Reset Internet Explorer settings

Find out how to submit a case review and learn more about your Xbox enforcements.

Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video

Bộ phận hỗ trợ của Microsoft sẵn sàng trợ giúp bạn về các sản phẩm của Microsoft. Tìm bài viết hướng dẫn, video và nội dung đào tạo về Microsoft Copilot, Microsoft 365, Windows, Surface, v.v.

Use the Xbox Accessories app to configure your controller or headset for your preferred gaming experience.

注意: 如果你是管理组织中的 Surface for Business 设备的 IT 管理员，请参阅恢复工具 (Surface IT 工具包) 了解将受支持的 Surface 设备还原到其出厂状态的另一种方法。

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.