Activate Windows - Microsoft Support
You'll first want to find out if your Windows 11 is activated and linked to your Microsoft account. It is essential that you link your Microsoft account to the Windows 11 license on your device.
Xbox Update Preview Release Notes | Xbox Support
We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update. Note If you have enabled Keep my console up to date, the update will download and install automatically.
Sign in using Microsoft Authenticator
Before you can use Authenticator as a way to sign in, you need to download the app and have already added Authenticator to your accounts. Starting July 2025, the autofill feature in Authenticator will stop working, and from August 2025, passwords will no longer be accessible in Authenticator. Learn more.
Customer service phone numbers - Microsoft Support
Describe your problem, and we'll provide self-help or connect you to the most appropriate support, which may include chat or request a call — we’ll call you, so you don’t have to wait. Get Help. Please note that numbers marked as Toll Free below are accessible for local calls only.
Secure your account if you think you’ve been hacked
Follow these steps to access the online account recovery form: In the Contact email address text box, enter a current email address where we can contact you, and then select Next. To make sure that we have the correct contact email, we’ll send a code to that address and ask you to enter it.
Troubleshoot problems with Microsoft Authenticator
You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors. If you're using mobile data, try switching to Wi-Fi and vice-versa. Make sure Airplane mode is off.
Xbox Update Preview Release Notes | Xbox Support
We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update. Note If you have enabled Keep my console up to date, the update will download and install automatically.
How to start a scan for viruses or malware in Microsoft Defender
Any of those symptoms may indicate that an unknown process is running in the background and consuming your device resources. If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.
Applies To: Microsoft Defender on Android, Microsoft Defender on Mac, Microsoft Defender on Windows
設定您的 Apple 裝置以進行雲端遊戲 | Xbox Support
若要透過網頁瀏覽器針對 iOS 裝置啟用以行動數據進行遊戲,請前往您裝置的網路設定,關閉 Wi-Fi 並開啟行動數據。 備註玩家負責與自己的數據相關的費用,並負責監控自己玩遊戲的所有數據使用情況及每月的電信業者限額。 在玩遊戲時,按控制器上的 Xbox 按鈕 以開啟快顯功能表。 如果您使用非 Xbox 控制器 (或觸控控制),可以點選或按一下裝置以顯示雲端遊戲控制項,然後選取 [Xbox] 圖示 。 選取 [成立派對]。 選擇您要邀請的朋友。 如果您在隊伍中玩遊戲,而其他人聽不到您的聲音,則您可能處於靜音狀態,或者您可能需要為瀏覽器啟用擴音器和麥克風權限。 若要在 iOS 裝置上退出遊戲,請點選或按一下螢幕以啟動應用程式控制項,選取 [Xbox] 圖示 ,然後選取 [結束遊戲]。
Manage app permissions for a camera in Windows - Microsoft Support
To enable the camera for all desktop apps, make sure Allow desktop apps to access your camera is switched On. Desktop apps are usually apps that weren't installed through the Microsoft Store.