There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

The info on this page applies to the following devices: Surface Book 3, Surface Book 2, Surface Book, Surface Go 4, Surface Go 3, Surface Go 2, Surface Go, Surface Laptop SE, Surface Laptop Studio 2, Surface Laptop Studio, Surface Laptop Go 3, Surface Laptop Go 2, Surface Laptop Go, Surface Laptop (7th Edition) Surface Laptop 6 for Business, Surface Laptop 5, Surface Laptop 4, Surface Laptop 3 ...

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题，则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。

Sign out of Teams. While it's a good idea to remain signed in to continue receiving chats, notifications, incoming calls, and other activities, sometimes you might want to sign out of Teams to use another account or for other reasons.

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。