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

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options. Choose the language and bit version you want, and then select Install.

下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. 如果这是你 第一次 安装 Microsoft 365，则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转 ...

Find out how to use your gift card or code for Microsoft products and services, such as Windows, Xbox, or Office.

If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC.

Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

Entre em Hotmail ou Outlook.com. Para entrar no Hotmail, você precisará do seu nome de usuário e senha da conta Microsoft.

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

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.