Find out how to view your system information on Microsoft Support, including hardware and operating system details.

To import a text file, you can open the file or import the text file as an external data range. To export a text file, use the Save As command.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Windows에서 Bluetooth 디바이스를 연결하고 Bluetooth 페어링 설정을 조정하는 방법을 알아봅니다.

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.

Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

了解如何管理 Microsoft 帐户安全信息和排查验证码问题。

With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.

Learn how to change the email address or phone number that’s associated with your Microsoft account.