If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Recall a message in Outlook on the web. Select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box. Shortly thereafter, you'll receive a Message Recall Report in your inbox.

The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk. Your certificate might be stored on a smart card, or might be a file that you store on your computer. Follow the instructions provided by your organization to use your certificate. Install the S/MIME control.

How to redeem a code on Xbox Series X|S and Xbox One. Press the Xbox button to open the guide, and then select Store. Press the View button to open the side menu, and then select Redeem. Enter the 25-character code, select Next, and then follow the prompts.

Your PC isn't working well and you recently installed an app. Restore from a system restore point. You suspect your device has been infected. Use installation media to reinstall Windows 11. Select one of the recovery options below and follow the steps to try to get things working again.

Your shared Friends & Family subscription must be active on August 15, 2023, to be eligible. If you’d like to cancel or change your membership, visit your Microsoft account. We’ll send a personalized code (or more than one code) to your Xbox account on console and the Xbox app on PC.

If you do need to replace your security information, make sure you add new information first. If you request removal of all security information in your account, the account is put into a restricted state for 30-days. Your information doesn’t actually change in this time.

若要存取已儲存在雲端的遊戲，您必須在開始遊戲時連線至 Xbox 網路。. 如果玩遊戲時中斷網路連線，您可以繼續玩，但若您離開遊戲時仍未連線至網路，則無法將遊戲存檔上傳至雲端。. 您必須先連線至 Xbox 網路，然後才可以在另一台主機上使用遊戲存檔。. 當 ...

To jump to a setting's page in the Settings app, press and hold (or right-click) one of the settings, then select. Find app notifications from the taskbar in Windows 11, and in Windows 10, use quick actions to change settings quickly as well.

请确保将音频输入和输出分配给要用于群聊天的音频设备。 在 “群”小组件中，选择 “群”选项 … 按钮，然后选择“群”音频。 在“音频”输出和“音频”输入下，从选择下拉列表中选择音频设备。