Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

Before you begin, make sure your PC or Mac meets the system requirements. If you already redeemed a product key, you're simply reinstalling the apps, or you know you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.

在 Excel 中，IF 函数允许通过测试某个条件并返回结果（如果该条件为 True 或 False），在值和预期值之间进行逻辑比较。. 但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False ( AND )，或只有一个条件需要为 True 或 False ( OR )，或者如果想要检查 ...

将 Xbox 无线适配器插入电脑。通过按 Xbox 按钮 打开控制器。 打开控制器时，Xbox 按钮 将开始闪烁。长按 Xbox 无线适配器上的“配对”按钮 。会有一个小灯闪烁几秒钟。长按控制器顶部的的“配对”按钮 （凸起按钮）。 控制器上的 Xbox 按钮 将加速闪烁 - 这意味着控制器正在搜索 Xbox 无线适配器。

Add accounts used by apps. Configure a user as an administrator. Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

You can earn points by: Buying games and other items from the Microsoft Store. Learn more about shopping to earn points: Shop to earn points. Searching on Bing.com. Sign in and earn 5 points for every search. Engaging with special offers on new releases. Participating in daily and weekly quizzes on new releases.

Sign in to Hotmail or Outlook.com. To sign in to Outlook.com or Hotmail, you'll need your Microsoft Account username and password. Sign-in. Note: Check the Don't show this again box if you want to go straight to Outlook.com next time (not recommended for shared computers).

The Xbox Elite Wireless Controller Series 2 is a performance-class controller designed to meet the needs of competitive gamers. Get to know your controller and how to customize it to your gaming style. The Xbox Elite Wireless Controller Series 2 is compatible with all Xbox One and Xbox Series X|S consoles.

Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC.