Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.

Note: This article is intended primarily for Windows Pro and Home users. For IT professionals or enterprise IT-managed devices, refer to IT admin guide: Secure Boot certificate update status in the Windows Security app.

Starting in April 2026, social clubs on Xbox will no longer be available. Learn about alternatives for connecting, sharing content, and coordinating with other players.

摘要 Email签名在业务通信中创造专业一致性，并确保收件人在每封邮件中都有你的联系信息。 在Outlook 中，可以设置多个签名， (内部与外部、个人与业务) 的不同用途，并选择是自动将其包含在新的电子邮件、答复还是转发中。

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

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

If you see error 0x82d4000b, check the Xbox service status. Find more solutions here.

If you get an email from Microsoft account team and the email address domain is @accountprotection.microsoft.com, it is safe to trust the message and open it. Microsoft uses this domain to send email notifications about your Microsoft account. These notifications can include security codes for two-step verification and account update information, such as password changes. You can check the ...

Learn what to do if you see error code 0x8007045D or 8007045D when you try to download your Xbox profile or an update to your Xbox 360 console.