If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Kokeile näitä ratkaisuja, jos et voi kirjautua Outlook.com-, Hotmail-, Live- tai MSN-sähköpostitiliisi tai jos et ole varma, miten kirjaudut sisään tai ulos.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue.

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。 了解 Microsoft Copilot 在每天使用的应用中使用 AI 助手实现可以想象的任何内容。

當您使用雙步驟驗證時，Microsoft Authenticator 應用程式可協助您登入您的帳戶。 重要: Microsoft不再支持超過一年的 Authenticator 版本。請務必讓您的裝置保持在最新狀態。

Contact Support For help with your Microsoft account and subscriptions, visit Account & Billing Help. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option. Admins

Maximize the app or desktop window to the left side of the screen. Windows logo key + V. Open the clipboard history. Windows logo key + semicolon (;) Open emoji panel. Windows logo key + H. Open voice typing. Windows logo key + S. Open Search