Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.

Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

デバイスの最新の Windows 更新プログラムの準備ができたら、[設定] の [Windows Update] ページからダウンロードできます。

Learn how to switch out of S mode to install apps from outside of the Microsoft Store or to upgrade to Windows 11.

了解如何在电脑上安装 Office 2013 或 Office for Mac 2011。

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Show the Developer tab. If the developer tab isn't displayed in the ribbon, see Show the Developer tab.. Open a template or use a blank document. To create a form in Word that others can fill out, start with a template or document and add content controls.