Si vous ne parvenez pas à vous connecter à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN, ou si vous ne savez pas comment vous connecter ou vous déconnecter, voici quelques solutions.

如果無法登入您的 Outlook.com、Hotmail、Live 或 MSN 電子郵件帳戶，或者您不確定如何登入或登出，這裡提供一些解決方案。 登入 Hotmail 或Outlook.com 若要登入 Outlook.com 或 Hotmail，您需要您的 Microsoft 帳戶使用者名稱和密碼。

Learn how to troubleshoot problems installing or running games from the Xbox app for PC.

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。We are aware of an issue with the latest update to Minecraft on PC via the Xbox app. Check here for known game issues.

Office 2013 clients (including Outlook) support new authentication protocols and can be used with two-step verification. This support means that after two-step verification is turned on, you'll no longer need app passwords for Office 2013 clients.

Smart App Control is a feature of Windows 11 that helps to block malicious, untrusted, or potentially unwanted apps from running on your device.

Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

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.