Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。 在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Tips: Selecteer bij het aanmelden Ja bij de prompt Aangemeld blijven? als je de volgende keer rechtstreeks naar je postvak wilt gaan (niet aanbevolen voor gedeelde computers). Je kunt ook het selectievakje Dit niet meer weergeven inschakelen en Nee selecteren om elke keer om je wachtwoord te worden gevraagd.. Als je je niet kunt aanmelden of je gebruikersnaam of wachtwoord bent vergeten ...

In the list next to Personalize your background, select Picture, Solid color, Slideshow, or Windows Spotlight (to see a new image from around the world every day).

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

Learn how to properly shut down your PC with step-by-step instructions from Microsoft Support.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.