Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

We’re making some changes to Windows and Microsoft 365 that will impact Cortana users. Cortana voice assistance in Windows as a standalone app was retired in the spring of 2023.

Saiba como encontrar uma chave de produto do Windows para ativação e quando você usará uma licença digital.

Learn how to use the PC Health Check app to help you improve your device performance.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

如果你使用的是 Windows 11，并在使用 Microsoft Store 中的应用时遇到问题，请考虑这些更新和修复程序。 首先，登录到你的 Microsoft 帐户。 接下来，按照显示的顺序实施这些可能的解决方案。

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

For Windows 10. In the search box on the taskbar, type control panel, and then select Control Panel.. For Windows 8.1 / Windows RT 8.1. Swipe in from the right edge of the screen, tap Search (or if you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search), enter Control Panel in the search box, and then tap or click Control Panel.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Verwenden Sie die Microsoft Edge-Einstellungen, um Benutzernamen und Kennwortinformationen zu speichern. Sie sparen damit Zeit, wenn Sie sich bei Websites anmelden.